112112210111999 has 8 divisors (see below), whose sum is σ = 116986867087200. Its totient is φ = 107237570891616.

The previous prime is 112112210111977. The next prime is 112112210112037. The reversal of 112112210111999 is 999111012211211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112112210111999 - 2²⁴ = 112112193334783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112210111959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9380177 + ... + 17669525.

It is an arithmetic number, because the mean of its divisors is an integer number (14623358385900).

Almost surely, 2^{112112210111999} is an apocalyptic number.

112112210111999 is a deficient number, since it is larger than the sum of its proper divisors (4874656975201).

112112210111999 is an equidigital number, since it uses as much as digits as its factorization.

112112210111999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8877409.

The product of its (nonzero) digits is 5832, while the sum is 41.

The spelling of 112112210111999 in words is "one hundred twelve trillion, one hundred twelve billion, two hundred ten million, one hundred eleven thousand, nine hundred ninety-nine".