22122001110 has 32 divisors (see below), whose sum is σ = 57919421952. Its totient is φ = 5362909280.

The previous prime is 22122001081. The next prime is 22122001133. The reversal of 22122001110 is 1110022122.

It is a super-2 number, since 2×22122001110² (a number of 21 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 15 ways as a sum of consecutive naturals, for example, 33517854 + ... + 33518513.

It is an arithmetic number, because the mean of its divisors is an integer number (1809981936).

Almost surely, 2^22122001110 is an apocalyptic number.

22122001110 is an abundant number, since it is smaller than the sum of its proper divisors (35797420842).

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

22122001110 is a wasteful number, since it uses less digits than its factorization.

22122001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67036388.

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

Adding to 22122001110 its reverse (1110022122), we get a palindrome (23232023232).

The spelling of 22122001110 in words is "twenty-two billion, one hundred twenty-two million, one thousand, one hundred ten".