22112102012112 has 120 divisors (see below), whose sum is σ = 70818816841344. Its totient is φ = 6309240198912.

The previous prime is 22112102012089. The next prime is 22112102012123. The reversal of 22112102012112 is 21121020121122.

22112102012112 is a `hidden beast` number, since 221 + 1 + 210 + 20 + 1 + 211 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14013243 + ... + 15511130.

Almost surely, 2^{22112102012112} is an apocalyptic number.

It is an amenable number.

22112102012112 is an abundant number, since it is smaller than the sum of its proper divisors (48706714829232).

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

22112102012112 is a wasteful number, since it uses less digits than its factorization.

22112102012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29525137 (or 29525128 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22112102012112 its reverse (21121020121122), we get a palindrome (43233122133234).

It can be divided in two parts, 2 and 2112102012112, that multiplied together give a palindrome (4224204024224).

The spelling of 22112102012112 in words is "twenty-two trillion, one hundred twelve billion, one hundred two million, twelve thousand, one hundred twelve".