313124244343243 has 4 divisors (see below), whose sum is σ = 326738341923408. Its totient is φ = 299510146763080.

The previous prime is 313124244343199. The next prime is 313124244343247. The reversal of 313124244343243 is 342343442421313.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 313124244343243 - 2¹³ = 313124244335051 is a prime.

It is a super-3 number, since 3×313124244343243³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313124244343243.

It is not an unprimeable number, because it can be changed into a prime (313124244343247) 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, 6807048790048 + ... + 6807048790093.

It is an arithmetic number, because the mean of its divisors is an integer number (81684585480852).

Almost surely, 2^{313124244343243} is an apocalyptic number.

313124244343243 is a deficient number, since it is larger than the sum of its proper divisors (13614097580165).

313124244343243 is a wasteful number, since it uses less digits than its factorization.

313124244343243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13614097580164.

The product of its digits is 1990656, while the sum is 43.

Adding to 313124244343243 its reverse (342343442421313), we get a palindrome (655467686764556).

The spelling of 313124244343243 in words is "three hundred thirteen trillion, one hundred twenty-four billion, two hundred forty-four million, three hundred forty-three thousand, two hundred forty-three".