22131312220110 has 16 divisors (see below), whose sum is σ = 53115149328336. Its totient is φ = 5901683258688.

The previous prime is 22131312220109. The next prime is 22131312220123. The reversal of 22131312220110 is 1102221313122.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 368855203639 + ... + 368855203698.

It is an arithmetic number, because the mean of its divisors is an integer number (3319696833021).

Almost surely, 2^{22131312220110} is an apocalyptic number.

22131312220110 is an abundant number, since it is smaller than the sum of its proper divisors (30983837108226).

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

22131312220110 is a wasteful number, since it uses less digits than its factorization.

22131312220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737710407347.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 22131312220110 its reverse (1102221313122), we get a palindrome (23233533533232).

The spelling of 22131312220110 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred twelve million, two hundred twenty thousand, one hundred ten".