general_fact: 12366 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 12366 is a boring number.
trivia: 12366 is an unremarkable number.
historical_date: November 8th is the day in 1965 that the British Indian Ocean Territory is created, consisting of Chagos Archipelago, Aldabra, Farquhar and Des Roches islands.