Fatto generale: 15122 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 15122 is an unremarkable number.
Trivia: 15122 is a boring number.
Data storica: May 26th is the day in 1770 that the Orlov Revolt, an attempt to revolt against the Ottoman Empire before the Greek War of Independence, ends in disaster for the Greeks.