20204861322 has 16 divisors (see below), whose sum is σ = 40433611680. Its totient is φ = 6730972272.

The previous prime is 20204861311. The next prime is 20204861323. The reversal of 20204861322 is 22316840202.

It is a self number, because there is not a number n which added to its sum of digits gives 20204861322.

It is not an unprimeable number, because it can be changed into a prime (20204861323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 984372 + ... + 1004687.

It is an arithmetic number, because the mean of its divisors is an integer number (2527100730).

Almost surely, 2^20204861322 is an apocalyptic number.

20204861322 is an abundant number, since it is smaller than the sum of its proper divisors (20228750358).

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

20204861322 is a wasteful number, since it uses less digits than its factorization.

20204861322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990757.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 20204861322 in words is "twenty billion, two hundred four million, eight hundred sixty-one thousand, three hundred twenty-two".