1031312323313 has 8 divisors (see below), whose sum is σ = 1079235528000. Its totient is φ = 983646080208.

The previous prime is 1031312323289. The next prime is 1031312323331. The reversal of 1031312323313 is 3133232131301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1031312323313 - 2¹⁰ = 1031312322289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031312323343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64232183 + ... + 64248236.

It is an arithmetic number, because the mean of its divisors is an integer number (134904441000).

Almost surely, 2^{1031312323313} is an apocalyptic number.

It is an amenable number.

1031312323313 is a deficient number, since it is larger than the sum of its proper divisors (47923204687).

1031312323313 is a wasteful number, since it uses less digits than its factorization.

1031312323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128480791.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1031312323313 its reverse (3133232131301), we get a palindrome (4164544454614).

The spelling of 1031312323313 in words is "one trillion, thirty-one billion, three hundred twelve million, three hundred twenty-three thousand, three hundred thirteen".