111112012011239 has 2 divisors, whose sum is σ = 111112012011240. Its totient is φ = 111112012011238.

The previous prime is 111112012011193. The next prime is 111112012011323. The reversal of 111112012011239 is 932110210211111.

It is a weak prime.

It is an emirp because it is prime and its reverse (932110210211111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111112012011239 - 2²⁸ = 111111743575783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111112012014239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55556006005619 + 55556006005620.

It is an arithmetic number, because the mean of its divisors is an integer number (55556006005620).

Almost surely, 2^{111112012011239} is an apocalyptic number.

111112012011239 is a deficient number, since it is larger than the sum of its proper divisors (1).

111112012011239 is an equidigital number, since it uses as much as digits as its factorization.

111112012011239 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 26.

The spelling of 111112012011239 in words is "one hundred eleven trillion, one hundred twelve billion, twelve million, eleven thousand, two hundred thirty-nine".