2321311313 has 2 divisors, whose sum is σ = 2321311314. Its totient is φ = 2321311312.

The previous prime is 2321311283. The next prime is 2321311337. The reversal of 2321311313 is 3131131232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2196609424 + 124701889 = 46868^2 + 11167^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321311313 - 2⁶ = 2321311249 is a prime.

It is not a weakly prime, because it can be changed into another prime (2321311813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160655656 + 1160655657.

It is an arithmetic number, because the mean of its divisors is an integer number (1160655657).

Almost surely, 2^2321311313 is an apocalyptic number.

It is an amenable number.

2321311313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321311313 is an equidigital number, since it uses as much as digits as its factorization.

2321311313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 20.

The square root of 2321311313 is about 48179.9887193843. The cubic root of 2321311313 is about 1324.0705598602.

Adding to 2321311313 its reverse (3131131232), we get a palindrome (5452442545).

The spelling of 2321311313 in words is "two billion, three hundred twenty-one million, three hundred eleven thousand, three hundred thirteen".