123321122001317 has 2 divisors, whose sum is σ = 123321122001318. Its totient is φ = 123321122001316.

The previous prime is 123321122001283. The next prime is 123321122001401. The reversal of 123321122001317 is 713100221123321.

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., 72441989373796 + 50879132627521 = 8511286^2 + 7132961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123321122001317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123321122001317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123321122001017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61660561000658 + 61660561000659.

It is an arithmetic number, because the mean of its divisors is an integer number (61660561000659).

Almost surely, 2^{123321122001317} is an apocalyptic number.

It is an amenable number.

123321122001317 is a deficient number, since it is larger than the sum of its proper divisors (1).

123321122001317 is an equidigital number, since it uses as much as digits as its factorization.

123321122001317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 123321122001317 its reverse (713100221123321), we get a palindrome (836421343124638).

The spelling of 123321122001317 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, one hundred twenty-two million, one thousand, three hundred seventeen".