1311301330113 has 4 divisors (see below), whose sum is σ = 1748401773488. Its totient is φ = 874200886740.

The previous prime is 1311301330109. The next prime is 1311301330159. The reversal of 1311301330113 is 3110331031131.

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 not a de Polignac number, because 1311301330113 - 2² = 1311301330109 is a prime.

It is a super-2 number, since 2×1311301330113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1311301330113.

It is not an unprimeable number, because it can be changed into a prime (1311301334113) 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, 218550221683 + ... + 218550221688.

It is an arithmetic number, because the mean of its divisors is an integer number (437100443372).

Almost surely, 2^{1311301330113} is an apocalyptic number.

It is an amenable number.

1311301330113 is a deficient number, since it is larger than the sum of its proper divisors (437100443375).

1311301330113 is an equidigital number, since it uses as much as digits as its factorization.

1311301330113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437100443374.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1311301330113 its reverse (3110331031131), we get a palindrome (4421632361244).

The spelling of 1311301330113 in words is "one trillion, three hundred eleven billion, three hundred one million, three hundred thirty thousand, one hundred thirteen".