112111201221211 has 4 divisors (see below), whose sum is σ = 112111261390800. Its totient is φ = 112111141051624.

The previous prime is 112111201221209. The next prime is 112111201221311. The reversal of 112111201221211 is 112122102111211.

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 112111201221211 - 2¹ = 112111201221209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112111201221311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27197551 + ... + 31047208.

It is an arithmetic number, because the mean of its divisors is an integer number (28027815347700).

Almost surely, 2^{112111201221211} is an apocalyptic number.

112111201221211 is a deficient number, since it is larger than the sum of its proper divisors (60169589).

112111201221211 is an equidigital number, since it uses as much as digits as its factorization.

112111201221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60169588.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112111201221211 its reverse (112122102111211), we get a palindrome (224233303332422).

The spelling of 112111201221211 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred one million, two hundred twenty-one thousand, two hundred eleven".