320131203207 has 16 divisors (see below), whose sum is σ = 440444021472. Its totient is φ = 206695585280.

The previous prime is 320131203181. The next prime is 320131203221. The reversal of 320131203207 is 702302131023.

It is a cyclic number.

It is not a de Polignac number, because 320131203207 - 2⁷ = 320131203079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320131203247) 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, 9482028 + ... + 9515729.

It is an arithmetic number, because the mean of its divisors is an integer number (27527751342).

Almost surely, 2^320131203207 is an apocalyptic number.

320131203207 is a deficient number, since it is larger than the sum of its proper divisors (120312818265).

320131203207 is a wasteful number, since it uses less digits than its factorization.

320131203207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18997938.

The product of its (nonzero) digits is 1512, while the sum is 24.

The spelling of 320131203207 in words is "three hundred twenty billion, one hundred thirty-one million, two hundred three thousand, two hundred seven".