Fait général: 7122 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 7122 is 7^{2} + 8^{3} + 9^{4}.
Culture générale: 7122 is a boring number.
Date historique: July 1st is the day in 69 that Tiberius Julius Alexander orders his Roman legions in Alexandria to swear allegiance to Vespasian as Emperor.