320301431332 has 24 divisors (see below), whose sum is σ = 564354588672. Its totient is φ = 159057696000.

The previous prime is 320301431327. The next prime is 320301431341. The reversal of 320301431332 is 233134103023.

It is a super-2 number, since 2×320301431332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320301431297 and 320301431306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3060957 + ... + 3163867.

It is an arithmetic number, because the mean of its divisors is an integer number (23514774528).

Almost surely, 2^320301431332 is an apocalyptic number.

It is an amenable number.

320301431332 is a deficient number, since it is larger than the sum of its proper divisors (244053157340).

320301431332 is a wasteful number, since it uses less digits than its factorization.

320301431332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108219 (or 108217 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 320301431332 its reverse (233134103023), we get a palindrome (553435534355).

The spelling of 320301431332 in words is "three hundred twenty billion, three hundred one million, four hundred thirty-one thousand, three hundred thirty-two".