220990032868 has 36 divisors (see below), whose sum is σ = 425320065856. Its totient is φ = 100394751600.

The previous prime is 220990032751. The next prime is 220990032937. The reversal of 220990032868 is 868230099022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 761521 + ... + 1010887.

Almost surely, 2^220990032868 is an apocalyptic number.

It is an amenable number.

220990032868 is a deficient number, since it is larger than the sum of its proper divisors (204330032988).

220990032868 is a wasteful number, since it uses less digits than its factorization.

220990032868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251224 (or 251211 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 220990032868 in words is "two hundred twenty billion, nine hundred ninety million, thirty-two thousand, eight hundred sixty-eight".