21322230031110 has 32 divisors (see below), whose sum is σ = 51200102527200. Its totient is φ = 5682955735808.

The previous prime is 21322230031073. The next prime is 21322230031139. The reversal of 21322230031110 is 1113003222312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185708685 + ... + 185823464.

It is an arithmetic number, because the mean of its divisors is an integer number (1600003203975).

Almost surely, 2^{21322230031110} is an apocalyptic number.

21322230031110 is an abundant number, since it is smaller than the sum of its proper divisors (29877872496090).

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

21322230031110 is a wasteful number, since it uses less digits than its factorization.

21322230031110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371534072.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21322230031110 its reverse (1113003222312), we get a palindrome (22435233253422).

The spelling of 21322230031110 in words is "twenty-one trillion, three hundred twenty-two billion, two hundred thirty million, thirty-one thousand, one hundred ten".