Fait général: 12071 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 12071 is an unremarkable number.
Culture générale: 12071 is an uninteresting number.
Date historique: January 17th is the day in 1983 that the tallest department store in the world, Hudson's flagship store in downtown Detroit, closes due to high cost of operating.