Hecho general: 5021 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 5021 is an unremarkable number.
Trivia: 5021 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: September 29th is the day in 1949 that the Communist Party of China writes the Common Programme for the future People's Republic of China.