22032112100 has 36 divisors (see below), whose sum is σ = 48921545904. Its totient is φ = 8607893280.

The previous prime is 22032112097. The next prime is 22032112153. The reversal of 22032112100 is 121123022.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2557574 + ... + 2566173.

Almost surely, 2^22032112100 is an apocalyptic number.

22032112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032112100 is an abundant number, since it is smaller than the sum of its proper divisors (26889433804).

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

22032112100 is a wasteful number, since it uses less digits than its factorization.

22032112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5123804 (or 5123797 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22032112100 its reverse (121123022), we get a palindrome (22153235122).

The spelling of 22032112100 in words is "twenty-two billion, thirty-two million, one hundred twelve thousand, one hundred".