320322117 has 16 divisors (see below), whose sum is σ = 434225088. Its totient is φ = 210013440.

The previous prime is 320322113. The next prime is 320322131. The reversal of 320322117 is 711223023.

It is not a de Polignac number, because 320322117 - 2² = 320322113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320322093 and 320322102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320322113) 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, 40803 + ... + 48015.

It is an arithmetic number, because the mean of its divisors is an integer number (27139068).

Almost surely, 2^320322117 is an apocalyptic number.

It is an amenable number.

320322117 is a deficient number, since it is larger than the sum of its proper divisors (113902971).

320322117 is a wasteful number, since it uses less digits than its factorization.

320322117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7460.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 320322117 is about 17897.5449992450. The cubic root of 320322117 is about 684.2198068401.

The spelling of 320322117 in words is "three hundred twenty million, three hundred twenty-two thousand, one hundred seventeen".