11323101311213 has 4 divisors (see below), whose sum is σ = 11325736433340. Its totient is φ = 11320466189088.

The previous prime is 11323101311107. The next prime is 11323101311281. The reversal of 11323101311213 is 31211310132311.

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 6200289241444 + 5122812069769 = 2490038^2 + 2263363^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323101311213 - 2²⁰ = 11323100262637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323101311293) 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, 1317554618 + ... + 1317563211.

It is an arithmetic number, because the mean of its divisors is an integer number (2831434108335).

Almost surely, 2^{11323101311213} is an apocalyptic number.

It is an amenable number.

11323101311213 is a deficient number, since it is larger than the sum of its proper divisors (2635122127).

11323101311213 is an equidigital number, since it uses as much as digits as its factorization.

11323101311213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635122126.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11323101311213 its reverse (31211310132311), we get a palindrome (42534411443524).

The spelling of 11323101311213 in words is "eleven trillion, three hundred twenty-three billion, one hundred one million, three hundred eleven thousand, two hundred thirteen".