320330230169 has 2 divisors, whose sum is σ = 320330230170. Its totient is φ = 320330230168.

The previous prime is 320330230123. The next prime is 320330230229. The reversal of 320330230169 is 961032033023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176698326025 + 143631904144 = 420355^2 + 378988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320330230169 is a prime.

It is a super-2 number, since 2×320330230169² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320330238169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160165115084 + 160165115085.

It is an arithmetic number, because the mean of its divisors is an integer number (160165115085).

Almost surely, 2^320330230169 is an apocalyptic number.

It is an amenable number.

320330230169 is a deficient number, since it is larger than the sum of its proper divisors (1).

320330230169 is an equidigital number, since it uses as much as digits as its factorization.

320330230169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 32.

The spelling of 320330230169 in words is "three hundred twenty billion, three hundred thirty million, two hundred thirty thousand, one hundred sixty-nine".