12113332331311 has 4 divisors (see below), whose sum is σ = 12113384111752. Its totient is φ = 12113280550872.

The previous prime is 12113332331293. The next prime is 12113332331351. The reversal of 12113332331311 is 11313323331121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12113332331311 - 2²⁵ = 12113298776879 is a prime.

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 12113332331311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113332331351) 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, 25537716 + ... + 26007721.

It is an arithmetic number, because the mean of its divisors is an integer number (3028346027938).

Almost surely, 2^{12113332331311} is an apocalyptic number.

12113332331311 is a deficient number, since it is larger than the sum of its proper divisors (51780441).

12113332331311 is an equidigital number, since it uses as much as digits as its factorization.

12113332331311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51780440.

The product of its digits is 2916, while the sum is 28.

Adding to 12113332331311 its reverse (11313323331121), we get a palindrome (23426655662432).

The spelling of 12113332331311 in words is "twelve trillion, one hundred thirteen billion, three hundred thirty-two million, three hundred thirty-one thousand, three hundred eleven".