12333134131 has 4 divisors (see below), whose sum is σ = 12346297432. Its totient is φ = 12319970832.

The previous prime is 12333134119. The next prime is 12333134171. The reversal of 12333134131 is 13143133321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13143133321 = 19 ⋅691743859.

It is a cyclic number.

It is not a de Polignac number, because 12333134131 - 2⁹ = 12333133619 is a prime.

It is a super-2 number, since 2×12333134131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12333134096 and 12333134105.

It is not an unprimeable number, because it can be changed into a prime (12333134171) 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, 6580245 + ... + 6582118.

It is an arithmetic number, because the mean of its divisors is an integer number (3086574358).

Almost surely, 2^12333134131 is an apocalyptic number.

12333134131 is a deficient number, since it is larger than the sum of its proper divisors (13163301).

12333134131 is an equidigital number, since it uses as much as digits as its factorization.

12333134131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13163300.

The product of its digits is 1944, while the sum is 25.

Adding to 12333134131 its reverse (13143133321), we get a palindrome (25476267452).

The spelling of 12333134131 in words is "twelve billion, three hundred thirty-three million, one hundred thirty-four thousand, one hundred thirty-one".