112112212022009 has 4 divisors (see below), whose sum is σ = 112112390460816. Its totient is φ = 112112033583204.

The previous prime is 112112212021933. The next prime is 112112212022029. The reversal of 112112212022009 is 900220212211211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112112212022009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112112212022029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88273619 + ... + 89534664.

It is an arithmetic number, because the mean of its divisors is an integer number (28028097615204).

Almost surely, 2^{112112212022009} is an apocalyptic number.

It is an amenable number.

112112212022009 is a deficient number, since it is larger than the sum of its proper divisors (178438807).

112112212022009 is an equidigital number, since it uses as much as digits as its factorization.

112112212022009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178438806.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 112112212022009 in words is "one hundred twelve trillion, one hundred twelve billion, two hundred twelve million, twenty-two thousand, nine".