20399476222 has 32 divisors (see below), whose sum is σ = 31624560000. Its totient is φ = 9865380096.

The previous prime is 20399476211. The next prime is 20399476231. The reversal of 20399476222 is 22267499302.

It is a super-2 number, since 2×20399476222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1526104 + ... + 1539412.

It is an arithmetic number, because the mean of its divisors is an integer number (988267500).

Almost surely, 2^20399476222 is an apocalyptic number.

20399476222 is a deficient number, since it is larger than the sum of its proper divisors (11225083778).

20399476222 is a wasteful number, since it uses less digits than its factorization.

20399476222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13588.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 20399476222 in words is "twenty billion, three hundred ninety-nine million, four hundred seventy-six thousand, two hundred twenty-two".