general_fact: 20051 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 20051 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 20051 is a boring number.
historical_date: November 23rd is the day in 2004 that the Holy Trinity Cathedral of Tbilisi, the largest religious building in Georgia, is consecrated.