12131330327 has 2 divisors, whose sum is σ = 12131330328. Its totient is φ = 12131330326.

The previous prime is 12131330303. The next prime is 12131330369. The reversal of 12131330327 is 72303313121.

12131330327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12131330327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12131330296 and 12131330305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12131330227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6065665163 + 6065665164.

It is an arithmetic number, because the mean of its divisors is an integer number (6065665164).

Almost surely, 2^12131330327 is an apocalyptic number.

12131330327 is a deficient number, since it is larger than the sum of its proper divisors (1).

12131330327 is an equidigital number, since it uses as much as digits as its factorization.

12131330327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 12131330327 its reverse (72303313121), we get a palindrome (84434643448).

The spelling of 12131330327 in words is "twelve billion, one hundred thirty-one million, three hundred thirty thousand, three hundred twenty-seven".