321030231317 has 2 divisors, whose sum is σ = 321030231318. Its totient is φ = 321030231316.

The previous prime is 321030231311. The next prime is 321030231323. The reversal of 321030231317 is 713132030123.

It is a balanced prime because it is at equal distance from previous prime (321030231311) and next prime (321030231323).

It can be written as a sum of positive squares in only one way, i.e., 300135239716 + 20894991601 = 547846^2 + 144551^2 .

It is a cyclic number.

It is not a de Polignac number, because 321030231317 - 2²⁶ = 320963122453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321030231311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160515115658 + 160515115659.

It is an arithmetic number, because the mean of its divisors is an integer number (160515115659).

Almost surely, 2^321030231317 is an apocalyptic number.

It is an amenable number.

321030231317 is a deficient number, since it is larger than the sum of its proper divisors (1).

321030231317 is an equidigital number, since it uses as much as digits as its factorization.

321030231317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

The spelling of 321030231317 in words is "three hundred twenty-one billion, thirty million, two hundred thirty-one thousand, three hundred seventeen".