22112120010 has 192 divisors, whose sum is σ = 57475526400. Its totient is φ = 5442232320.

The previous prime is 22112119961. The next prime is 22112120021. The reversal of 22112120010 is 1002121122.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 114570474 + ... + 114570666.

It is an arithmetic number, because the mean of its divisors is an integer number (299351700).

Almost surely, 2^22112120010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22112120010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28737763200).

22112120010 is an abundant number, since it is smaller than the sum of its proper divisors (35363406390).

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

22112120010 is a wasteful number, since it uses less digits than its factorization.

22112120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22112120010 its reverse (1002121122), we get a palindrome (23114241132).

The spelling of 22112120010 in words is "twenty-two billion, one hundred twelve million, one hundred twenty thousand, ten".