22112011112210 has 32 divisors (see below), whose sum is σ = 39976797250800. Its totient is φ = 8805878818560.

The previous prime is 22112011112197. The next prime is 22112011112263. The reversal of 22112011112210 is 1221111021122.

It can be written as a sum of positive squares in 8 ways, for example, as 21319745563561 + 792265548649 = 4617331^2 + 890093^2 .

It is a super-2 number, since 2×22112011112210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73838180 + ... + 74137040.

Almost surely, 2^{22112011112210} is an apocalyptic number.

22112011112210 is a deficient number, since it is larger than the sum of its proper divisors (17864786138590).

22112011112210 is a wasteful number, since it uses less digits than its factorization.

22112011112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331406.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22112011112210 its reverse (1221111021122), we get a palindrome (23333122133332).

The spelling of 22112011112210 in words is "twenty-two trillion, one hundred twelve billion, eleven million, one hundred twelve thousand, two hundred ten".