12133323113 has 6 divisors (see below), whose sum is σ = 12889032126. Its totient is φ = 11419597952.

The previous prime is 12133323071. The next prime is 12133323121. The reversal of 12133323113 is 31132333121.

It can be written as a sum of positive squares in 3 ways, for example, as 7270631824 + 4862691289 = 85268^2 + 69733^2 .

It is not a de Polignac number, because 12133323113 - 2⁶ = 12133323049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12133323143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20991620 + ... + 20992197.

It is an arithmetic number, because the mean of its divisors is an integer number (2148172021).

Almost surely, 2^12133323113 is an apocalyptic number.

It is an amenable number.

12133323113 is a deficient number, since it is larger than the sum of its proper divisors (755709013).

12133323113 is an equidigital number, since it uses as much as digits as its factorization.

12133323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41983851 (or 41983834 counting only the distinct ones).

The product of its digits is 972, while the sum is 23.

Adding to 12133323113 its reverse (31132333121), we get a palindrome (43265656234).

The spelling of 12133323113 in words is "twelve billion, one hundred thirty-three million, three hundred twenty-three thousand, one hundred thirteen".