What does Quitum mean in Latin?

Quitum, a proper noun, means “Quito (the capital city of Ecuador)”.

What is the genitive of Quitum?

The genitive singular is Quitī. Quitum is neuter, second declension.

proper noun · neutersecond declension

Quitum n sg (genitive Quitī)

Ecclesiastical[ˈkʷiː.tum]

New LatinneutersingularQuito (the capital city of Ecuador)
Qui a Patre missus est Dominus Iesus, et Ipse discipulos suos misit (cfr Io 20,21), ut omnes populos evangelizarent. Laetantes igitur de renovato zelo missionario variis in partibus Ecclesiae, nuper nuntium accepimus de proximo huiusmodi evento Ecclesiae in America, quod medio mense Augusto Quiti in Aequatoria celebrabitur.The Lord Jesus, sent by the Father, in turn sent out his disciples (cf. Jn 20: 21) to evangelize all the nations. Thus, rejoicing in the renewed missionary zeal that is taking place in many parts of the Church, I recently learned of the upcoming event that the Church in America will be celebrating in Quito, Ecuador, in mid-August.2008 June 2, Pope Benedict XVI, EPISTULA DATA NICOLAO DE IESU S.R.E. CARDINALI LÓPEZ RODRÍGUEZ, ARCHIEPISCOPO SANCTI DOMINICI, ELECTO MISSO EXTRAORDINARIO AD TERTIUM CONGRESSUM AMERICANUM MISSIONARIUM ATQUE OCTAVUM CONGRESSUM MISSIONARIUM AMERICAE LATINAE, Vatican: The Holy See, archived from the original on 04 Dec 2019:

Spanish Quitobor. Proto-Indo-European *-om Proto-Italic *-om Latin -um Latin Quitum From Spanish Quito + Latin -um.