321013002197023 has 2 divisors, whose sum is σ = 321013002197024. Its totient is φ = 321013002197022.

The previous prime is 321013002197009. The next prime is 321013002197047. The reversal of 321013002197023 is 320791200310123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321013002197023 - 2²¹ = 321013000099871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321013002197023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321013002197623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160506501098511 + 160506501098512.

It is an arithmetic number, because the mean of its divisors is an integer number (160506501098512).

Almost surely, 2^{321013002197023} is an apocalyptic number.

321013002197023 is a deficient number, since it is larger than the sum of its proper divisors (1).

321013002197023 is an equidigital number, since it uses as much as digits as its factorization.

321013002197023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 321013002197023 in words is "three hundred twenty-one trillion, thirteen billion, two million, one hundred ninety-seven thousand, twenty-three".