313221334252325 has 6 divisors (see below), whose sum is σ = 388394454472914. Its totient is φ = 250577067401840.

The previous prime is 313221334252313. The next prime is 313221334252327. The reversal of 313221334252325 is 523252433122313.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 18831164781121 + 294390169471204 = 4339489^2 + 17157802^2 .

It is not a de Polignac number, because 313221334252325 - 2²⁶ = 313221267143461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313221334252327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6264426685022 + ... + 6264426685071.

It is an arithmetic number, because the mean of its divisors is an integer number (64732409078819).

Almost surely, 2^{313221334252325} is an apocalyptic number.

It is an amenable number.

313221334252325 is a deficient number, since it is larger than the sum of its proper divisors (75173120220589).

313221334252325 is a wasteful number, since it uses less digits than its factorization.

313221334252325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12528853370103 (or 12528853370098 counting only the distinct ones).

The product of its digits is 777600, while the sum is 41.

Adding to 313221334252325 its reverse (523252433122313), we get a palindrome (836473767374638).

The spelling of 313221334252325 in words is "three hundred thirteen trillion, two hundred twenty-one billion, three hundred thirty-four million, two hundred fifty-two thousand, three hundred twenty-five".