Fatto generale: 20089 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 20089 is an uninteresting number.
Trivia: 20089 is a boring number.
Data storica: December 31st is the day in 1907 that the first New Year's Eve celebration is held in Times Square (then known as Longacre Square) in New York, New York.