22111112110 has 16 divisors (see below), whose sum is σ = 39849091632. Its totient is φ = 8833536000.

The previous prime is 22111112083. The next prime is 22111112119. The reversal of 22111112110 is 1121111122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111112119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1355091 + ... + 1371310.

It is an arithmetic number, because the mean of its divisors is an integer number (2490568227).

Almost surely, 2^22111112110 is an apocalyptic number.

22111112110 is a deficient number, since it is larger than the sum of its proper divisors (17737979522).

22111112110 is a wasteful number, since it uses less digits than its factorization.

22111112110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727219.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 22111112110 its reverse (1121111122), we get a palindrome (23232223232).

The spelling of 22111112110 in words is "twenty-two billion, one hundred eleven million, one hundred twelve thousand, one hundred ten".