Mathematical fact: 17210 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 17210 is an unremarkable number.
Historical date: February 12th is the day in 1733 that Englishman James Oglethorpe founds Georgia, the 13th colony of the Thirteen Colonies, and its first city at Savannah (known as Georgia Day).