20322404313 has 16 divisors (see below), whose sum is σ = 28548161280. Its totient is φ = 12823732944.

The previous prime is 20322404303. The next prime is 20322404341. The reversal of 20322404313 is 31340422302.

It is not a de Polignac number, because 20322404313 - 2⁸ = 20322404057 is a prime.

It is a super-2 number, since 2×20322404313² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20322404303) 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, 94731 + ... + 222752.

It is an arithmetic number, because the mean of its divisors is an integer number (1784260080).

Almost surely, 2^20322404313 is an apocalyptic number.

It is an amenable number.

20322404313 is a deficient number, since it is larger than the sum of its proper divisors (8225756967).

20322404313 is a wasteful number, since it uses less digits than its factorization.

20322404313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318628.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20322404313 its reverse (31340422302), we get a palindrome (51662826615).

The spelling of 20322404313 in words is "twenty billion, three hundred twenty-two million, four hundred four thousand, three hundred thirteen".