112001212139 has 2 divisors, whose sum is σ = 112001212140. Its totient is φ = 112001212138.

The previous prime is 112001212123. The next prime is 112001212151. The reversal of 112001212139 is 931212100211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112001212139 - 2⁴ = 112001212123 is a prime.

It is not a weakly prime, because it can be changed into another prime (112001212159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56000606069 + 56000606070.

It is an arithmetic number, because the mean of its divisors is an integer number (56000606070).

Almost surely, 2^112001212139 is an apocalyptic number.

112001212139 is a deficient number, since it is larger than the sum of its proper divisors (1).

112001212139 is an equidigital number, since it uses as much as digits as its factorization.

112001212139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 112001212139 in words is "one hundred twelve billion, one million, two hundred twelve thousand, one hundred thirty-nine".