22188869922 has 16 divisors (see below), whose sum is σ = 44381604960. Its totient is φ = 7395645792.

The previous prime is 22188869917. The next prime is 22188869929. The reversal of 22188869922 is 22996888122.

It is not an unprimeable number, because it can be changed into a prime (22188869929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83547 + ... + 226622.

It is an arithmetic number, because the mean of its divisors is an integer number (2773850310).

Almost surely, 2^22188869922 is an apocalyptic number.

22188869922 is an abundant number, since it is smaller than the sum of its proper divisors (22192735038).

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

22188869922 is a wasteful number, since it uses less digits than its factorization.

22188869922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322097.

The product of its digits is 3981312, while the sum is 57.

The spelling of 22188869922 in words is "twenty-two billion, one hundred eighty-eight million, eight hundred sixty-nine thousand, nine hundred twenty-two".