22216328600 has 24 divisors (see below), whose sum is σ = 51652964460. Its totient is φ = 8886531360.

The previous prime is 22216328543. The next prime is 22216328611. The reversal of 22216328600 is 682361222.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55540622 + ... + 55541021.

Almost surely, 2^22216328600 is an apocalyptic number.

22216328600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22216328600 is an abundant number, since it is smaller than the sum of its proper divisors (29436635860).

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

22216328600 is a wasteful number, since it uses less digits than its factorization.

22216328600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111081659 (or 111081650 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 22216328600 its reverse (682361222), we get a palindrome (22898689822).

The spelling of 22216328600 in words is "twenty-two billion, two hundred sixteen million, three hundred twenty-eight thousand, six hundred".