20021874922 has 8 divisors (see below), whose sum is σ = 34323214176. Its totient is φ = 8580803532.

The previous prime is 20021874889. The next prime is 20021874931. The reversal of 20021874922 is 22947812002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715066948 + ... + 715066975.

It is an arithmetic number, because the mean of its divisors is an integer number (4290401772).

Almost surely, 2^20021874922 is an apocalyptic number.

20021874922 is a deficient number, since it is larger than the sum of its proper divisors (14301339254).

20021874922 is a wasteful number, since it uses less digits than its factorization.

20021874922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430133932.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 20021874922 in words is "twenty billion, twenty-one million, eight hundred seventy-four thousand, nine hundred twenty-two".