22252115100 has 72 divisors (see below), whose sum is σ = 64414849408. Its totient is φ = 5930942400.

The previous prime is 22252115089. The next prime is 22252115111. The reversal of 22252115100 is 151125222.

It is an interprime number because it is at equal distance from previous prime (22252115089) and next prime (22252115111).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 621897 + ... + 656703.

Almost surely, 2^22252115100 is an apocalyptic number.

22252115100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22252115100 is an abundant number, since it is smaller than the sum of its proper divisors (42162734308).

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

22252115100 is a wasteful number, since it uses less digits than its factorization.

22252115100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36955 (or 36948 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The spelling of 22252115100 in words is "twenty-two billion, two hundred fifty-two million, one hundred fifteen thousand, one hundred".