Fait général: 21234 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 21234 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 21234 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: February 18th is the day in 1745 that the city of Surakarta, Central Java is founded on the banks of Bengawan Solo River, and becomes the capital of the Kingdom of Surakarta.