22112100022210 has 128 divisors (see below), whose sum is σ = 43725157793280. Its totient is φ = 7984535193600.

The previous prime is 22112100022157. The next prime is 22112100022211. The reversal of 22112100022210 is 1222000121122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22112100022211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19938773136 + ... + 19938774244.

It is an arithmetic number, because the mean of its divisors is an integer number (341602795260).

Almost surely, 2^{22112100022210} is an apocalyptic number.

22112100022210 is a deficient number, since it is larger than the sum of its proper divisors (21613057771070).

22112100022210 is a wasteful number, since it uses less digits than its factorization.

22112100022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22112100022210 its reverse (1222000121122), we get a palindrome (23334100143332).

The spelling of 22112100022210 in words is "twenty-two trillion, one hundred twelve billion, one hundred million, twenty-two thousand, two hundred ten".