112221200211121 has 16 divisors (see below), whose sum is σ = 116294917261248. Its totient is φ = 108222519787200.

The previous prime is 112221200211077. The next prime is 112221200211259. The reversal of 112221200211121 is 121112002122211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 112221200211121 - 2³¹ = 112219052727473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112221200211521) 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 15 ways as a sum of consecutive naturals, for example, 49454010 + ... + 51673411.

It is an arithmetic number, because the mean of its divisors is an integer number (7268432328828).

Almost surely, 2^{112221200211121} is an apocalyptic number.

It is an amenable number.

112221200211121 is a deficient number, since it is larger than the sum of its proper divisors (4073717050127).

112221200211121 is a wasteful number, since it uses less digits than its factorization.

112221200211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101127792.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112221200211121 its reverse (121112002122211), we get a palindrome (233333202333332).

The spelling of 112221200211121 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred million, two hundred eleven thousand, one hundred twenty-one".