112012099987 has 2 divisors, whose sum is σ = 112012099988. Its totient is φ = 112012099986.

The previous prime is 112012099973. The next prime is 112012100021. The reversal of 112012099987 is 789990210211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112012099987 - 2³¹ = 109864616339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112012099987.

It is not a weakly prime, because it can be changed into another prime (112012039987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56006049993 + 56006049994.

It is an arithmetic number, because the mean of its divisors is an integer number (56006049994).

Almost surely, 2^112012099987 is an apocalyptic number.

112012099987 is a deficient number, since it is larger than the sum of its proper divisors (1).

112012099987 is an equidigital number, since it uses as much as digits as its factorization.

112012099987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 49.

The spelling of 112012099987 in words is "one hundred twelve billion, twelve million, ninety-nine thousand, nine hundred eighty-seven".