231330000313 has 2 divisors, whose sum is σ = 231330000314. Its totient is φ = 231330000312.

The previous prime is 231330000283. The next prime is 231330000367. The reversal of 231330000313 is 313000033132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230748611769 + 581388544 = 480363^2 + 24112^2 .

It is a cyclic number.

It is not a de Polignac number, because 231330000313 - 2⁵ = 231330000281 is a prime.

It is not a weakly prime, because it can be changed into another prime (231330000113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665000156 + 115665000157.

It is an arithmetic number, because the mean of its divisors is an integer number (115665000157).

Almost surely, 2^231330000313 is an apocalyptic number.

It is an amenable number.

231330000313 is a deficient number, since it is larger than the sum of its proper divisors (1).

231330000313 is an equidigital number, since it uses as much as digits as its factorization.

231330000313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 231330000313 its reverse (313000033132), we get a palindrome (544330033445).

The spelling of 231330000313 in words is "two hundred thirty-one billion, three hundred thirty million, three hundred thirteen", and thus it is an aban number.