22112200102111 has 24 divisors (see below), whose sum is σ = 26361232064640. Its totient is φ = 18483925591152.

The previous prime is 22112200102103. The next prime is 22112200102123. The reversal of 22112200102111 is 11120100221122.

It is not a de Polignac number, because 22112200102111 - 2³ = 22112200102103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112200102171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6747001 + ... + 9473458.

It is an arithmetic number, because the mean of its divisors is an integer number (1098384669360).

Almost surely, 2^{22112200102111} is an apocalyptic number.

22112200102111 is a deficient number, since it is larger than the sum of its proper divisors (4249031962529).

22112200102111 is a wasteful number, since it uses less digits than its factorization.

22112200102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221163 (or 16221156 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22112200102111 its reverse (11120100221122), we get a palindrome (33232300323233).

The spelling of 22112200102111 in words is "twenty-two trillion, one hundred twelve billion, two hundred million, one hundred two thousand, one hundred eleven".