22100100112210 has 32 divisors (see below), whose sum is σ = 39839400426672. Its totient is φ = 8826887946240.

The previous prime is 22100100112159. The next prime is 22100100112283. The reversal of 22100100112210 is 1221100100122.

It can be written as a sum of positive squares in 8 ways, for example, as 77606259241 + 22022493852969 = 278579^2 + 4692813^2 .

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, 21814674 + ... + 22805266.

Almost surely, 2^{22100100112210} is an apocalyptic number.

22100100112210 is a deficient number, since it is larger than the sum of its proper divisors (17739300314462).

22100100112210 is a wasteful number, since it uses less digits than its factorization.

22100100112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993918.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22100100112210 its reverse (1221100100122), we get a palindrome (23321200212332).

The spelling of 22100100112210 in words is "twenty-two trillion, one hundred billion, one hundred million, one hundred twelve thousand, two hundred ten".