313112442143 has 16 divisors (see below), whose sum is σ = 335316723456. Its totient is φ = 291665404800.

The previous prime is 313112442113. The next prime is 313112442151. The reversal of 313112442143 is 341244211313.

It is a cyclic number.

It is not a de Polignac number, because 313112442143 - 2¹² = 313112438047 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 (313112442113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136433 + ... + 803018.

It is an arithmetic number, because the mean of its divisors is an integer number (20957295216).

Almost surely, 2^313112442143 is an apocalyptic number.

313112442143 is a deficient number, since it is larger than the sum of its proper divisors (22204281313).

313112442143 is a wasteful number, since it uses less digits than its factorization.

313112442143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939854.

The product of its digits is 6912, while the sum is 29.

Adding to 313112442143 its reverse (341244211313), we get a palindrome (654356653456).

The spelling of 313112442143 in words is "three hundred thirteen billion, one hundred twelve million, four hundred forty-two thousand, one hundred forty-three".