12113203011331 has 4 divisors (see below), whose sum is σ = 12113242738200. Its totient is φ = 12113163284464.

The previous prime is 12113203011257. The next prime is 12113203011341. The reversal of 12113203011331 is 13311030231121.

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 12113203011331 - 2²¹ = 12113200914179 is a prime.

It is a super-3 number, since 3×12113203011331³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12113203011341) 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, 19402501 + ... + 20017078.

It is an arithmetic number, because the mean of its divisors is an integer number (3028310684550).

Almost surely, 2^{12113203011331} is an apocalyptic number.

12113203011331 is a deficient number, since it is larger than the sum of its proper divisors (39726869).

12113203011331 is an equidigital number, since it uses as much as digits as its factorization.

12113203011331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39726868.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 12113203011331 its reverse (13311030231121), we get a palindrome (25424233242452).

The spelling of 12113203011331 in words is "twelve trillion, one hundred thirteen billion, two hundred three million, eleven thousand, three hundred thirty-one".