879901122202 has 4 divisors (see below), whose sum is σ = 1319851683306. Its totient is φ = 439950561100.

The previous prime is 879901122181. The next prime is 879901122229. The reversal of 879901122202 is 202221109978.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 746114160841 + 133786961361 = 863779^2 + 365769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219975280549 + ... + 219975280552.

Almost surely, 2^879901122202 is an apocalyptic number.

879901122202 is a deficient number, since it is larger than the sum of its proper divisors (439950561104).

879901122202 is a wasteful number, since it uses less digits than its factorization.

879901122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439950561103.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 879901122202 in words is "eight hundred seventy-nine billion, nine hundred one million, one hundred twenty-two thousand, two hundred two".