20332102313 has 2 divisors, whose sum is σ = 20332102314. Its totient is φ = 20332102312.

The previous prime is 20332102303. The next prime is 20332102367. The reversal of 20332102313 is 31320123302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12844142224 + 7487960089 = 113332^2 + 86533^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332102313 - 2²⁰ = 20331053737 is a prime.

It is not a weakly prime, because it can be changed into another prime (20332102303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166051156 + 10166051157.

It is an arithmetic number, because the mean of its divisors is an integer number (10166051157).

Almost surely, 2^20332102313 is an apocalyptic number.

It is an amenable number.

20332102313 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332102313 is an equidigital number, since it uses as much as digits as its factorization.

20332102313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20332102313 its reverse (31320123302), we get a palindrome (51652225615).

The spelling of 20332102313 in words is "twenty billion, three hundred thirty-two million, one hundred two thousand, three hundred thirteen".