3130320023231 has 4 divisors (see below), whose sum is σ = 3137450593200. Its totient is φ = 3123189453264.

The previous prime is 3130320023213. The next prime is 3130320023249. The reversal of 3130320023231 is 1323200230313.

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

It is an interprime number because it is at equal distance from previous prime (3130320023213) and next prime (3130320023249).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3130320023231 is a prime.

It is a super-2 number, since 2×3130320023231² (a number of 26 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 = 3130320023197 and 3130320023206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130320923231) 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, 3565284326 + ... + 3565285203.

It is an arithmetic number, because the mean of its divisors is an integer number (784362648300).

Almost surely, 2^{3130320023231} is an apocalyptic number.

3130320023231 is a deficient number, since it is larger than the sum of its proper divisors (7130569969).

3130320023231 is an equidigital number, since it uses as much as digits as its factorization.

3130320023231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130569968.

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

Adding to 3130320023231 its reverse (1323200230313), we get a palindrome (4453520253544).

The spelling of 3130320023231 in words is "three trillion, one hundred thirty billion, three hundred twenty million, twenty-three thousand, two hundred thirty-one".