12103133291 has 2 divisors, whose sum is σ = 12103133292. Its totient is φ = 12103133290.

The previous prime is 12103133257. The next prime is 12103133299. The reversal of 12103133291 is 19233130121.

12103133291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12103133291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12103133291.

It is not a weakly prime, because it can be changed into another prime (12103133299) 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, 6051566645 + 6051566646.

It is an arithmetic number, because the mean of its divisors is an integer number (6051566646).

Almost surely, 2^12103133291 is an apocalyptic number.

12103133291 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103133291 is an equidigital number, since it uses as much as digits as its factorization.

12103133291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 12103133291 in words is "twelve billion, one hundred three million, one hundred thirty-three thousand, two hundred ninety-one".