220500112145100 has 72 divisors (see below), whose sum is σ = 638009674434048. Its totient is φ = 58797324840000.

The previous prime is 220500112145087. The next prime is 220500112145101. The reversal of 220500112145100 is 1541211005022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (220500112145101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10370484 + ... + 23421083.

Almost surely, 2^{220500112145100} is an apocalyptic number.

220500112145100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220500112145100 is an abundant number, since it is smaller than the sum of its proper divisors (417509562288948).

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

220500112145100 is a wasteful number, since it uses less digits than its factorization.

220500112145100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33813335 (or 33813328 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The spelling of 220500112145100 in words is "two hundred twenty trillion, five hundred billion, one hundred twelve million, one hundred forty-five thousand, one hundred".