220512331125100 has 36 divisors (see below), whose sum is σ = 546870581191984. Its totient is φ = 75604227814080.

The previous prime is 220512331125083. The next prime is 220512331125127. The reversal of 220512331125100 is 1521133215022.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157508807247 + ... + 157508808646.

Almost surely, 2^{220512331125100} is an apocalyptic number.

220512331125100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220512331125100 is an abundant number, since it is smaller than the sum of its proper divisors (326358250066884).

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

220512331125100 is a wasteful number, since it uses less digits than its factorization.

220512331125100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315017615914 (or 315017615907 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 220512331125100 in words is "two hundred twenty trillion, five hundred twelve billion, three hundred thirty-one million, one hundred twenty-five thousand, one hundred".