Fait général: 20950 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 20950 is an unremarkable number.
Culture générale: 20950 is an uninteresting number.
Date historique: May 10th is the day in 1503 that Christopher Columbus visits the Cayman Islands and names them Las Tortugas after the numerous turtles there.