112212111199 has 4 divisors (see below), whose sum is σ = 112350816720. Its totient is φ = 112073405680.

The previous prime is 112212111181. The next prime is 112212111223. The reversal of 112212111199 is 991111212211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112212111199 - 2¹³ = 112212103007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112212111199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212111139) 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, 69351547 + ... + 69353164.

It is an arithmetic number, because the mean of its divisors is an integer number (28087704180).

Almost surely, 2^112212111199 is an apocalyptic number.

112212111199 is a deficient number, since it is larger than the sum of its proper divisors (138705521).

112212111199 is an equidigital number, since it uses as much as digits as its factorization.

112212111199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138705520.

The product of its digits is 648, while the sum is 31.

The spelling of 112212111199 in words is "one hundred twelve billion, two hundred twelve million, one hundred eleven thousand, one hundred ninety-nine".