20324013317 has 2 divisors, whose sum is σ = 20324013318. Its totient is φ = 20324013316.

The previous prime is 20324013299. The next prime is 20324013331. The reversal of 20324013317 is 71331042302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18236071681 + 2087941636 = 135041^2 + 45694^2 .

It is a cyclic number.

It is not a de Polignac number, because 20324013317 - 2¹⁶ = 20323947781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20324013517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10162006658 + 10162006659.

It is an arithmetic number, because the mean of its divisors is an integer number (10162006659).

Almost surely, 2^20324013317 is an apocalyptic number.

It is an amenable number.

20324013317 is a deficient number, since it is larger than the sum of its proper divisors (1).

20324013317 is an equidigital number, since it uses as much as digits as its factorization.

20324013317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 20324013317 its reverse (71331042302), we get a palindrome (91655055619).

The spelling of 20324013317 in words is "twenty billion, three hundred twenty-four million, thirteen thousand, three hundred seventeen".