22012212110 has 16 divisors (see below), whose sum is σ = 45282265056. Its totient is φ = 7547044128.

The previous prime is 22012212107. The next prime is 22012212151. The reversal of 22012212110 is 1121221022.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 157230017 + ... + 157230156.

It is an arithmetic number, because the mean of its divisors is an integer number (2830141566).

Almost surely, 2^22012212110 is an apocalyptic number.

22012212110 is an abundant number, since it is smaller than the sum of its proper divisors (23270052946).

22012212110 is a wasteful number, since it uses less digits than its factorization.

22012212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314460187.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22012212110 its reverse (1121221022), we get a palindrome (23133433132).

It can be divided in two parts, 220122 and 12110, that added together give a palindrome (232232).

The spelling of 22012212110 in words is "twenty-two billion, twelve million, two hundred twelve thousand, one hundred ten".