423330321317 has 2 divisors, whose sum is σ = 423330321318. Its totient is φ = 423330321316.

The previous prime is 423330321263. The next prime is 423330321343. The reversal of 423330321317 is 713123033324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360863316961 + 62467004356 = 600719^2 + 249934^2 .

It is a cyclic number.

It is not a de Polignac number, because 423330321317 - 2²⁶ = 423263212453 is a prime.

It is a super-2 number, since 2×423330321317² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423330321367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211665160658 + 211665160659.

It is an arithmetic number, because the mean of its divisors is an integer number (211665160659).

Almost surely, 2^423330321317 is an apocalyptic number.

It is an amenable number.

423330321317 is a deficient number, since it is larger than the sum of its proper divisors (1).

423330321317 is an equidigital number, since it uses as much as digits as its factorization.

423330321317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 32.

The spelling of 423330321317 in words is "four hundred twenty-three billion, three hundred thirty million, three hundred twenty-one thousand, three hundred seventeen".