13231100317 has 2 divisors, whose sum is σ = 13231100318. Its totient is φ = 13231100316.

The previous prime is 13231100299. The next prime is 13231100321. The reversal of 13231100317 is 71300113231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10364461636 + 2866638681 = 101806^2 + 53541^2 .

It is an emirp because it is prime and its reverse (71300113231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13231100317 - 2³¹ = 11083616669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13231100117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615550158 + 6615550159.

It is an arithmetic number, because the mean of its divisors is an integer number (6615550159).

Almost surely, 2^13231100317 is an apocalyptic number.

It is an amenable number.

13231100317 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231100317 is an equidigital number, since it uses as much as digits as its factorization.

13231100317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 22.

Adding to 13231100317 its reverse (71300113231), we get a palindrome (84531213548).

The spelling of 13231100317 in words is "thirteen billion, two hundred thirty-one million, one hundred thousand, three hundred seventeen".