2012120112239 has 2 divisors, whose sum is σ = 2012120112240. Its totient is φ = 2012120112238.

The previous prime is 2012120112157. The next prime is 2012120112287. The reversal of 2012120112239 is 9322110212102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012120112239 - 2⁸ = 2012120111983 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012120112139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006060056119 + 1006060056120.

It is an arithmetic number, because the mean of its divisors is an integer number (1006060056120).

Almost surely, 2^{2012120112239} is an apocalyptic number.

2012120112239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012120112239 is an equidigital number, since it uses as much as digits as its factorization.

2012120112239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 2012120112239 in words is "two trillion, twelve billion, one hundred twenty million, one hundred twelve thousand, two hundred thirty-nine".