2313231333313 has 2 divisors, whose sum is σ = 2313231333314. Its totient is φ = 2313231333312.

The previous prime is 2313231333311. The next prime is 2313231333353. The reversal of 2313231333313 is 3133331323132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1396478702529 + 916752630784 = 1181727^2 + 957472^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313231333313 - 2¹ = 2313231333311 is a prime.

Together with 2313231333311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2313231333311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156615666656 + 1156615666657.

It is an arithmetic number, because the mean of its divisors is an integer number (1156615666657).

Almost surely, 2^{2313231333313} is an apocalyptic number.

It is an amenable number.

2313231333313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313231333313 is an equidigital number, since it uses as much as digits as its factorization.

2313231333313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 31.

Adding to 2313231333313 its reverse (3133331323132), we get a palindrome (5446562656445).

The spelling of 2313231333313 in words is "two trillion, three hundred thirteen billion, two hundred thirty-one million, three hundred thirty-three thousand, three hundred thirteen".