313401234121013 has 4 divisors (see below), whose sum is σ = 314190657884940. Its totient is φ = 312611810357088.

The previous prime is 313401234120991. The next prime is 313401234121021. The reversal of 313401234121013 is 310121432104313.

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 121516736512369 + 191884497608644 = 11023463^2 + 13852238^2 .

It is a cyclic number.

It is not a de Polignac number, because 313401234121013 - 2⁴⁰ = 312301722493237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313401234121043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394711881368 + ... + 394711882161.

It is an arithmetic number, because the mean of its divisors is an integer number (78547664471235).

Almost surely, 2^{313401234121013} is an apocalyptic number.

It is an amenable number.

313401234121013 is a deficient number, since it is larger than the sum of its proper divisors (789423763927).

313401234121013 is an equidigital number, since it uses as much as digits as its factorization.

313401234121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789423763926.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 313401234121013 its reverse (310121432104313), we get a palindrome (623522666225326).

The spelling of 313401234121013 in words is "three hundred thirteen trillion, four hundred one billion, two hundred thirty-four million, one hundred twenty-one thousand, thirteen".