122112212110 has 64 divisors (see below), whose sum is σ = 255056532480. Its totient is φ = 41225184000.

The previous prime is 122112212063. The next prime is 122112212153. The reversal of 122112212110 is 11212211221.

It is a super-2 number, since 2×122112212110² (a number of 23 digits) contains 22 as substring.

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, 17438610 + ... + 17445610.

It is an arithmetic number, because the mean of its divisors is an integer number (3985258320).

Almost surely, 2^122112212110 is an apocalyptic number.

122112212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122112212110 is an abundant number, since it is smaller than the sum of its proper divisors (132944320370).

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

122112212110 is a wasteful number, since it uses less digits than its factorization.

122112212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10801.

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

Adding to 122112212110 its reverse (11212211221), we get a palindrome (133324423331).

The spelling of 122112212110 in words is "one hundred twenty-two billion, one hundred twelve million, two hundred twelve thousand, one hundred ten".