320323103231 has 8 divisors (see below), whose sum is σ = 321794701824. Its totient is φ = 318853897560.

The previous prime is 320323103171. The next prime is 320323103267. The reversal of 320323103231 is 132301323023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320323103231 - 2¹⁸ = 320322841087 is a prime.

It is a super-2 number, since 2×320323103231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320323103197 and 320323103206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320323103731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329615 + ... + 865616.

It is an arithmetic number, because the mean of its divisors is an integer number (40224337728).

Almost surely, 2^320323103231 is an apocalyptic number.

320323103231 is a deficient number, since it is larger than the sum of its proper divisors (1471598593).

320323103231 is a wasteful number, since it uses less digits than its factorization.

320323103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196461.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 320323103231 its reverse (132301323023), we get a palindrome (452624426254).

The spelling of 320323103231 in words is "three hundred twenty billion, three hundred twenty-three million, one hundred three thousand, two hundred thirty-one".