12331000000313 has 2 divisors, whose sum is σ = 12331000000314. Its totient is φ = 12331000000312.

The previous prime is 12331000000301. The next prime is 12331000000343. The reversal of 12331000000313 is 31300000013321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7170120133264 + 5160879867049 = 2677708^2 + 2271757^2 .

It is a cyclic number.

It is not a de Polignac number, because 12331000000313 - 2¹⁰ = 12330999999289 is a prime.

It is a super-2 number, since 2×12331000000313² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12331000000291 and 12331000000300.

It is not a weakly prime, because it can be changed into another prime (12331000000343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165500000156 + 6165500000157.

It is an arithmetic number, because the mean of its divisors is an integer number (6165500000157).

Almost surely, 2^{12331000000313} is an apocalyptic number.

It is an amenable number.

12331000000313 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331000000313 is an equidigital number, since it uses as much as digits as its factorization.

12331000000313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 12331000000313 its reverse (31300000013321), we get a palindrome (43631000013634).

The spelling of 12331000000313 in words is "twelve trillion, three hundred thirty-one billion, three hundred thirteen", and thus it is an aban number.