320107223 has 2 divisors, whose sum is σ = 320107224. Its totient is φ = 320107222.

The previous prime is 320107181. The next prime is 320107241. The reversal of 320107223 is 322701023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320107223 - 2²⁰ = 319058647 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 320107195 and 320107204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320107253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160053611 + 160053612.

It is an arithmetic number, because the mean of its divisors is an integer number (160053612).

Almost surely, 2^320107223 is an apocalyptic number.

320107223 is a deficient number, since it is larger than the sum of its proper divisors (1).

320107223 is an equidigital number, since it uses as much as digits as its factorization.

320107223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 320107223 is about 17891.5405429493. The cubic root of 320107223 is about 684.0667654525.

Adding to 320107223 its reverse (322701023), we get a palindrome (642808246).

The spelling of 320107223 in words is "three hundred twenty million, one hundred seven thousand, two hundred twenty-three".