320220023 has 2 divisors, whose sum is σ = 320220024. Its totient is φ = 320220022.

The previous prime is 320219983. The next prime is 320220029. The reversal of 320220023 is 320022023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320220023 - 2¹⁶ = 320154487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320220029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160110011 + 160110012.

It is an arithmetic number, because the mean of its divisors is an integer number (160110012).

Almost surely, 2^320220023 is an apocalyptic number.

320220023 is a deficient number, since it is larger than the sum of its proper divisors (1).

320220023 is an equidigital number, since it uses as much as digits as its factorization.

320220023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 320220023 is about 17894.6925930567. The cubic root of 320220023 is about 684.1471069379.

Adding to 320220023 its reverse (320022023), we get a palindrome (640242046).

The spelling of 320220023 in words is "three hundred twenty million, two hundred twenty thousand, twenty-three".