222100211210012 has 12 divisors (see below), whose sum is σ = 388675548328536. Its totient is φ = 111050054544720.

The previous prime is 222100211209999. The next prime is 222100211210021. The reversal of 222100211210012 is 210012112001222.

It is a congruent number.

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, 1962314 + ... + 21167217.

It is an arithmetic number, because the mean of its divisors is an integer number (32389629027378).

Almost surely, 2^{222100211210012} is an apocalyptic number.

It is an amenable number.

222100211210012 is a deficient number, since it is larger than the sum of its proper divisors (166575337118524).

222100211210012 is a wasteful number, since it uses less digits than its factorization.

222100211210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25530148 (or 25530146 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222100211210012 its reverse (210012112001222), we get a palindrome (432112323211234).

The spelling of 222100211210012 in words is "two hundred twenty-two trillion, one hundred billion, two hundred eleven million, two hundred ten thousand, twelve".