12100012139 has 2 divisors, whose sum is σ = 12100012140. Its totient is φ = 12100012138.

The previous prime is 12100012129. The next prime is 12100012147. The reversal of 12100012139 is 93121000121.

12100012139 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 not a de Polignac number, because 12100012139 - 2¹⁶ = 12099946603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12100012139.

It is not a weakly prime, because it can be changed into another prime (12100012129) 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, 6050006069 + 6050006070.

It is an arithmetic number, because the mean of its divisors is an integer number (6050006070).

Almost surely, 2^12100012139 is an apocalyptic number.

12100012139 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100012139 is an equidigital number, since it uses as much as digits as its factorization.

12100012139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 12100012139 in words is "twelve billion, one hundred million, twelve thousand, one hundred thirty-nine".