12222584787212 has 12 divisors (see below), whose sum is σ = 21389708318160. Its totient is φ = 6111239553456.

The previous prime is 12222584787181. The next prime is 12222584787247. The reversal of 12222584787212 is 21278748522221.

It is a happy number.

It is a super-2 number, since 2×12222584787212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12687287 + ... + 13616622.

It is an arithmetic number, because the mean of its divisors is an integer number (1782475693180).

Almost surely, 2^{12222584787212} is an apocalyptic number.

It is an amenable number.

12222584787212 is a deficient number, since it is larger than the sum of its proper divisors (9167123530948).

12222584787212 is a wasteful number, since it uses less digits than its factorization.

12222584787212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26420080 (or 26420078 counting only the distinct ones).

The product of its digits is 4014080, while the sum is 53.

The spelling of 12222584787212 in words is "twelve trillion, two hundred twenty-two billion, five hundred eighty-four million, seven hundred eighty-seven thousand, two hundred twelve".