12222100102112 has 48 divisors (see below), whose sum is σ = 24586917716592. Its totient is φ = 5978468121600.

The previous prime is 12222100102073. The next prime is 12222100102123. The reversal of 12222100102112 is 21120100122221.

It is a congruent 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, 9795389 + ... + 10972412.

It is an arithmetic number, because the mean of its divisors is an integer number (512227452429).

Almost surely, 2^{12222100102112} is an apocalyptic number.

It is an amenable number.

12222100102112 is an abundant number, since it is smaller than the sum of its proper divisors (12364817614480).

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

12222100102112 is a wasteful number, since it uses less digits than its factorization.

12222100102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20768211 (or 20768203 counting only the distinct ones).

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

Adding to 12222100102112 its reverse (21120100122221), we get a palindrome (33342200224333).

The spelling of 12222100102112 in words is "twelve trillion, two hundred twenty-two billion, one hundred million, one hundred two thousand, one hundred twelve".