22112011122 has 16 divisors (see below), whose sum is σ = 44276742720. Its totient is φ = 7361883632.

The previous prime is 22112011099. The next prime is 22112011169. The reversal of 22112011122 is 22111021122.

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, 2191233 + ... + 2201300.

It is an arithmetic number, because the mean of its divisors is an integer number (2767296420).

Almost surely, 2^22112011122 is an apocalyptic number.

22112011122 is an abundant number, since it is smaller than the sum of its proper divisors (22164731598).

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

22112011122 is a wasteful number, since it uses less digits than its factorization.

22112011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393377.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22112011122 its reverse (22111021122), we get a palindrome (44223032244).

The spelling of 22112011122 in words is "twenty-two billion, one hundred twelve million, eleven thousand, one hundred twenty-two".