220668688200 has 96 divisors (see below), whose sum is σ = 702561461760. Its totient is φ = 57254572800.

The previous prime is 220668688157. The next prime is 220668688267. The reversal of 220668688200 is 2886866022.

It is a self number, because there is not a number n which added to its sum of digits gives 220668688200.

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, 4947816 + ... + 4992215.

It is an arithmetic number, because the mean of its divisors is an integer number (7318348560).

Almost surely, 2^220668688200 is an apocalyptic number.

220668688200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220668688200 is an abundant number, since it is smaller than the sum of its proper divisors (481892773560).

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

220668688200 is a wasteful number, since it uses less digits than its factorization.

220668688200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9940087 (or 9940078 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 220668688200 in words is "two hundred twenty billion, six hundred sixty-eight million, six hundred eighty-eight thousand, two hundred".