22112111110 has 16 divisors (see below), whose sum is σ = 41174276400. Its totient is φ = 8539849696.

The previous prime is 22112111107. The next prime is 22112111129. The reversal of 22112111110 is 1111121122.

It is a happy number.

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, 38124040 + ... + 38124619.

It is an arithmetic number, because the mean of its divisors is an integer number (2573392275).

Almost surely, 2^22112111110 is an apocalyptic number.

22112111110 is a deficient number, since it is larger than the sum of its proper divisors (19062165290).

22112111110 is a wasteful number, since it uses less digits than its factorization.

22112111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76248695.

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

Adding to 22112111110 its reverse (1111121122), we get a palindrome (23223232232).

The spelling of 22112111110 in words is "twenty-two billion, one hundred twelve million, one hundred eleven thousand, one hundred ten".