Hecho general: 22320 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 22320 is a boring number.
Trivia: 22320 is an unremarkable number.
Fecha histórica: February 8th is the day in 1601 that Robert Devereux, 2nd Earl of Essex, rebels against Queen Elizabeth I – the revolt is quickly crushed.