3126310201313 has 4 divisors (see below), whose sum is σ = 3366795601428. Its totient is φ = 2885824801200.

The previous prime is 3126310201303. The next prime is 3126310201321. The reversal of 3126310201313 is 3131020136213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1501340485264 + 1624969716049 = 1225292^2 + 1274743^2 .

It is a cyclic number.

It is not a de Polignac number, because 3126310201313 - 2¹⁶ = 3126310135777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3126310201303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120242700038 + ... + 120242700063.

It is an arithmetic number, because the mean of its divisors is an integer number (841698900357).

Almost surely, 2^{3126310201313} is an apocalyptic number.

It is an amenable number.

3126310201313 is a deficient number, since it is larger than the sum of its proper divisors (240485400115).

3126310201313 is a wasteful number, since it uses less digits than its factorization.

3126310201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240485400114.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 3126310201313 its reverse (3131020136213), we get a palindrome (6257330337526).

The spelling of 3126310201313 in words is "three trillion, one hundred twenty-six billion, three hundred ten million, two hundred one thousand, three hundred thirteen".