23202011317 has 2 divisors, whose sum is σ = 23202011318. Its totient is φ = 23202011316.

The previous prime is 23202011303. The next prime is 23202011333. The reversal of 23202011317 is 71311020232.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16851674596 + 6350336721 = 129814^2 + 79689^2 .

It is a cyclic number.

It is not a de Polignac number, because 23202011317 - 2²⁷ = 23067793589 is a prime.

It is a super-4 number, since 4×23202011317⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23202011377) 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, 11601005658 + 11601005659.

It is an arithmetic number, because the mean of its divisors is an integer number (11601005659).

Almost surely, 2^23202011317 is an apocalyptic number.

It is an amenable number.

23202011317 is a deficient number, since it is larger than the sum of its proper divisors (1).

23202011317 is an equidigital number, since it uses as much as digits as its factorization.

23202011317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 23202011317 its reverse (71311020232), we get a palindrome (94513031549).

The spelling of 23202011317 in words is "twenty-three billion, two hundred two million, eleven thousand, three hundred seventeen".