2313331313 has 2 divisors, whose sum is σ = 2313331314. Its totient is φ = 2313331312.

The previous prime is 2313331303. The next prime is 2313331351. The reversal of 2313331313 is 3131333132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2260812304 + 52519009 = 47548^2 + 7247^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313331313 - 2¹⁰ = 2313330289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2313331303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156665656 + 1156665657.

It is an arithmetic number, because the mean of its divisors is an integer number (1156665657).

Almost surely, 2^2313331313 is an apocalyptic number.

It is an amenable number.

2313331313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313331313 is an equidigital number, since it uses as much as digits as its factorization.

2313331313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 23.

The square root of 2313331313 is about 48097.1029584943. The cubic root of 2313331313 is about 1322.5515601031.

Adding to 2313331313 its reverse (3131333132), we get a palindrome (5444664445).

The spelling of 2313331313 in words is "two billion, three hundred thirteen million, three hundred thirty-one thousand, three hundred thirteen".