112002009991 has 2 divisors, whose sum is σ = 112002009992. Its totient is φ = 112002009990.

The previous prime is 112002009979. The next prime is 112002010031. The reversal of 112002009991 is 199900200211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112002009991 - 2⁹ = 112002009479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112002009391) 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, 56001004995 + 56001004996.

It is an arithmetic number, because the mean of its divisors is an integer number (56001004996).

Almost surely, 2^112002009991 is an apocalyptic number.

112002009991 is a deficient number, since it is larger than the sum of its proper divisors (1).

112002009991 is an equidigital number, since it uses as much as digits as its factorization.

112002009991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 112002009991 in words is "one hundred twelve billion, two million, nine thousand, nine hundred ninety-one".