1031312233313 has 16 divisors (see below), whose sum is σ = 1154383513920. Its totient is φ = 915613456896.

The previous prime is 1031312233307. The next prime is 1031312233327. The reversal of 1031312233313 is 3133322131301.

It is a cyclic number.

It is not a de Polignac number, because 1031312233313 - 2⁸ = 1031312233057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031312233013) 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, 6776495 + ... + 6927012.

It is an arithmetic number, because the mean of its divisors is an integer number (72148969620).

Almost surely, 2^{1031312233313} is an apocalyptic number.

It is an amenable number.

1031312233313 is a deficient number, since it is larger than the sum of its proper divisors (123071280607).

1031312233313 is a wasteful number, since it uses less digits than its factorization.

1031312233313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13703776.

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

Adding to 1031312233313 its reverse (3133322131301), we get a palindrome (4164634364614).

The spelling of 1031312233313 in words is "one trillion, thirty-one billion, three hundred twelve million, two hundred thirty-three thousand, three hundred thirteen".