2313213322331 has 2 divisors, whose sum is σ = 2313213322332. Its totient is φ = 2313213322330.

The previous prime is 2313213322327. The next prime is 2313213322361. The reversal of 2313213322331 is 1332233123132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2313213322331 - 2² = 2313213322327 is a prime.

It is a super-2 number, since 2×2313213322331² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2313213322294 and 2313213322303.

It is not a weakly prime, because it can be changed into another prime (2313213322361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156606661165 + 1156606661166.

It is an arithmetic number, because the mean of its divisors is an integer number (1156606661166).

Almost surely, 2^{2313213322331} is an apocalyptic number.

2313213322331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313213322331 is an equidigital number, since it uses as much as digits as its factorization.

2313213322331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 29.

Adding to 2313213322331 its reverse (1332233123132), we get a palindrome (3645446445463).

The spelling of 2313213322331 in words is "two trillion, three hundred thirteen billion, two hundred thirteen million, three hundred twenty-two thousand, three hundred thirty-one".