20322302313 has 16 divisors (see below), whose sum is σ = 27358248960. Its totient is φ = 13417358736.

The previous prime is 20322302251. The next prime is 20322302323. The reversal of 20322302313 is 31320322302.

It is not a de Polignac number, because 20322302313 - 2¹⁰ = 20322301289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20322302313.

It is not an unprimeable number, because it can be changed into a prime (20322302323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1265428 + ... + 1281386.

It is an arithmetic number, because the mean of its divisors is an integer number (1709890560).

Almost surely, 2^20322302313 is an apocalyptic number.

It is an amenable number.

20322302313 is a deficient number, since it is larger than the sum of its proper divisors (7035946647).

20322302313 is a wasteful number, since it uses less digits than its factorization.

20322302313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20036.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20322302313 its reverse (31320322302), we get a palindrome (51642624615).

The spelling of 20322302313 in words is "twenty billion, three hundred twenty-two million, three hundred two thousand, three hundred thirteen".