320031973047 has 4 divisors (see below), whose sum is σ = 426709297400. Its totient is φ = 213354648696.

The previous prime is 320031972983. The next prime is 320031973069. The reversal of 320031973047 is 740379130023.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 320031973047 - 2⁶ = 320031972983 is a prime.

It is a super-3 number, since 3×320031973047³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320031972996 and 320031973014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320031973847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53338662172 + ... + 53338662177.

It is an arithmetic number, because the mean of its divisors is an integer number (106677324350).

Almost surely, 2^320031973047 is an apocalyptic number.

320031973047 is a deficient number, since it is larger than the sum of its proper divisors (106677324353).

320031973047 is a wasteful number, since it uses less digits than its factorization.

320031973047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106677324352.

The product of its (nonzero) digits is 95256, while the sum is 39.

The spelling of 320031973047 in words is "three hundred twenty billion, thirty-one million, nine hundred seventy-three thousand, forty-seven".