22111100122110 has 64 divisors (see below), whose sum is σ = 56140323264000. Its totient is φ = 5557891946112.

The previous prime is 22111100122057. The next prime is 22111100122159. The reversal of 22111100122110 is 1122100111122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22111100122110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97352409 + ... + 97579268.

It is an arithmetic number, because the mean of its divisors is an integer number (877192551000).

Almost surely, 2^{22111100122110} is an apocalyptic number.

22111100122110 is an abundant number, since it is smaller than the sum of its proper divisors (34029223141890).

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

22111100122110 is a wasteful number, since it uses less digits than its factorization.

22111100122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194931905.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22111100122110 its reverse (1122100111122), we get a palindrome (23233200233232).

The spelling of 22111100122110 in words is "twenty-two trillion, one hundred eleven billion, one hundred million, one hundred twenty-two thousand, one hundred ten".