320023113 has 16 divisors (see below), whose sum is σ = 453496320. Its totient is φ = 200043776.

The previous prime is 320023073. The next prime is 320023117. The reversal of 320023113 is 311320023.

It is a cyclic number.

It is not a de Polignac number, because 320023113 - 2¹² = 320019017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320023092 and 320023101.

It is not an unprimeable number, because it can be changed into a prime (320023117) 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, 2056 + ... + 25382.

It is an arithmetic number, because the mean of its divisors is an integer number (28343520).

Almost surely, 2^320023113 is an apocalyptic number.

It is an amenable number.

320023113 is a deficient number, since it is larger than the sum of its proper divisors (133473207).

320023113 is a wasteful number, since it uses less digits than its factorization.

320023113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23616.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 320023113 is about 17889.1898363229. The cubic root of 320023113 is about 684.0068460551.

Adding to 320023113 its reverse (311320023), we get a palindrome (631343136).

The spelling of 320023113 in words is "three hundred twenty million, twenty-three thousand, one hundred thirteen".