Fait général: 22156 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 22156 is an unremarkable number.
Culture générale: 22156 is an uninteresting number.
Date historique: August 28th is the day in 475 that the Roman general Orestes forces western Roman Emperor Julius Nepos to flee his capital city, Ravenna.