320306161010323 has 16 divisors (see below), whose sum is σ = 325274433632320. Its totient is φ = 315385259904000.

The previous prime is 320306161010257. The next prime is 320306161010333. The reversal of 320306161010323 is 323010161603023.

It is a cyclic number.

It is not a de Polignac number, because 320306161010323 - 2²¹ = 320306158913171 is a prime.

It is a super-2 number, since 2×320306161010323² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320306161010333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6820998 + ... + 26213323.

It is an arithmetic number, because the mean of its divisors is an integer number (20329652102020).

Almost surely, 2^{320306161010323} is an apocalyptic number.

320306161010323 is a deficient number, since it is larger than the sum of its proper divisors (4968272621997).

320306161010323 is a wasteful number, since it uses less digits than its factorization.

320306161010323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33035038.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 320306161010323 in words is "three hundred twenty trillion, three hundred six billion, one hundred sixty-one million, ten thousand, three hundred twenty-three".