1320112323113 has 4 divisors (see below), whose sum is σ = 1320706702788. Its totient is φ = 1319517943440.

The previous prime is 1320112323077. The next prime is 1320112323119. The reversal of 1320112323113 is 3113232110231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1020479795344 + 299632527769 = 1010188^2 + 547387^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320112323113 - 2²⁶ = 1320045214249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320112323119) 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, 297186506 + ... + 297190947.

It is an arithmetic number, because the mean of its divisors is an integer number (330176675697).

Almost surely, 2^{1320112323113} is an apocalyptic number.

It is an amenable number.

1320112323113 is a deficient number, since it is larger than the sum of its proper divisors (594379675).

1320112323113 is an equidigital number, since it uses as much as digits as its factorization.

1320112323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594379674.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1320112323113 its reverse (3113232110231), we get a palindrome (4433344433344).

The spelling of 1320112323113 in words is "one trillion, three hundred twenty billion, one hundred twelve million, three hundred twenty-three thousand, one hundred thirteen".