1031013113113 has 4 divisors (see below), whose sum is σ = 1034933315328. Its totient is φ = 1027092910900.

The previous prime is 1031013113107. The next prime is 1031013113161. The reversal of 1031013113113 is 3113113101301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031013113113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031013113173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960100713 + ... + 1960101238.

It is an arithmetic number, because the mean of its divisors is an integer number (258733328832).

Almost surely, 2^{1031013113113} is an apocalyptic number.

It is an amenable number.

1031013113113 is a deficient number, since it is larger than the sum of its proper divisors (3920202215).

1031013113113 is an equidigital number, since it uses as much as digits as its factorization.

1031013113113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3920202214.

The product of its (nonzero) digits is 81, while the sum is 19.

Adding to 1031013113113 its reverse (3113113101301), we get a palindrome (4144126214414).

The spelling of 1031013113113 in words is "one trillion, thirty-one billion, thirteen million, one hundred thirteen thousand, one hundred thirteen".