20311233100322 has 48 divisors (see below), whose sum is σ = 34094802967992. Its totient is φ = 9042241420800.

The previous prime is 20311233100273. The next prime is 20311233100331. The reversal of 20311233100322 is 22300133211302.

It can be written as a sum of positive squares in 4 ways, for example, as 18277411993681 + 2033821106641 = 4275209^2 + 1426121^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7423748 + ... + 9784400.

Almost surely, 2^{20311233100322} is an apocalyptic number.

20311233100322 is a deficient number, since it is larger than the sum of its proper divisors (13783569867670).

20311233100322 is a wasteful number, since it uses less digits than its factorization.

20311233100322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361411 (or 2361392 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20311233100322 its reverse (22300133211302), we get a palindrome (42611366311624).

The spelling of 20311233100322 in words is "twenty trillion, three hundred eleven billion, two hundred thirty-three million, one hundred thousand, three hundred twenty-two".