12220000222112 has 48 divisors (see below), whose sum is σ = 24867263683584. Its totient is φ = 5905029600000.

The previous prime is 12220000222103. The next prime is 12220000222123. The reversal of 12220000222112 is 21122200002221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7456439 + ... + 8946422.

It is an arithmetic number, because the mean of its divisors is an integer number (518067993408).

Almost surely, 2^{12220000222112} is an apocalyptic number.

It is an amenable number.

12220000222112 is an abundant number, since it is smaller than the sum of its proper divisors (12647263461472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12220000222112 is a wasteful number, since it uses less digits than its factorization.

12220000222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16403653 (or 16403645 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12220000222112 its reverse (21122200002221), we get a palindrome (33342200224333).

The spelling of 12220000222112 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two thousand, one hundred twelve".