112221022011 has 24 divisors (see below), whose sum is σ = 174074922000. Its totient is φ = 64119730752.

The previous prime is 112221021937. The next prime is 112221022021. The reversal of 112221022011 is 110220122211.

It is not a de Polignac number, because 112221022011 - 2³⁰ = 111147280187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112221022021) 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 in 23 ways as a sum of consecutive naturals, for example, 1647865 + ... + 1714613.

It is an arithmetic number, because the mean of its divisors is an integer number (7253121750).

Almost surely, 2^112221022011 is an apocalyptic number.

112221022011 is a deficient number, since it is larger than the sum of its proper divisors (61853899989).

112221022011 is a wasteful number, since it uses less digits than its factorization.

112221022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78203 (or 78196 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112221022011 its reverse (110220122211), we get a palindrome (222441144222).

The spelling of 112221022011 in words is "one hundred twelve billion, two hundred twenty-one million, twenty-two thousand, eleven".