1311322101113 has 4 divisors (see below), whose sum is σ = 1311342711168. Its totient is φ = 1311301491060.

The previous prime is 1311322101101. The next prime is 1311322101127. The reversal of 1311322101113 is 3111012231131.

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 not a de Polignac number, because 1311322101113 - 2⁶ = 1311322101049 is a prime.

It is a super-3 number, since 3×1311322101113³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310322101113) 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, 10209293 + ... + 10336938.

It is an arithmetic number, because the mean of its divisors is an integer number (327835677792).

Almost surely, 2^{1311322101113} is an apocalyptic number.

It is an amenable number.

1311322101113 is a deficient number, since it is larger than the sum of its proper divisors (20610055).

1311322101113 is an equidigital number, since it uses as much as digits as its factorization.

1311322101113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20610054.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1311322101113 its reverse (3111012231131), we get a palindrome (4422334332244).

The spelling of 1311322101113 in words is "one trillion, three hundred eleven billion, three hundred twenty-two million, one hundred one thousand, one hundred thirteen".