320001023 has 8 divisors (see below), whose sum is σ = 328067376. Its totient is φ = 311947200.

The previous prime is 320001007. The next prime is 320001043. The reversal of 320001023 is 320100023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320001023 - 2⁴ = 320001007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320000995 and 320001013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320001043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69140 + ... + 73622.

It is an arithmetic number, because the mean of its divisors is an integer number (41008422).

Almost surely, 2^320001023 is an apocalyptic number.

320001023 is a deficient number, since it is larger than the sum of its proper divisors (8066353).

320001023 is a wasteful number, since it uses less digits than its factorization.

320001023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6265.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 320001023 is about 17888.5724136947. The cubic root of 320001023 is about 683.9911075471.

Adding to 320001023 its reverse (320100023), we get a palindrome (640101046).

The spelling of 320001023 in words is "three hundred twenty million, one thousand, twenty-three".