112031112989 has 2 divisors, whose sum is σ = 112031112990. Its totient is φ = 112031112988.

The previous prime is 112031112971. The next prime is 112031113021. The reversal of 112031112989 is 989211130211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72061107364 + 39970005625 = 268442^2 + 199925^2 .

It is a cyclic number.

It is not a de Polignac number, because 112031112989 - 2⁸ = 112031112733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112031111989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56015556494 + 56015556495.

It is an arithmetic number, because the mean of its divisors is an integer number (56015556495).

Almost surely, 2^112031112989 is an apocalyptic number.

It is an amenable number.

112031112989 is a deficient number, since it is larger than the sum of its proper divisors (1).

112031112989 is an equidigital number, since it uses as much as digits as its factorization.

112031112989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 38.

The spelling of 112031112989 in words is "one hundred twelve billion, thirty-one million, one hundred twelve thousand, nine hundred eighty-nine".