112221020120101 has 32 divisors (see below), whose sum is σ = 123030526095360. Its totient is φ = 101885712897024.

The previous prime is 112221020120093. The next prime is 112221020120129. The reversal of 112221020120101 is 101021020122211.

It is a cyclic number.

It is not a de Polignac number, because 112221020120101 - 2³ = 112221020120093 is a prime.

It is a super-2 number, since 2×112221020120101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221020120161) 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 31 ways as a sum of consecutive naturals, for example, 2986727551 + ... + 2986765123.

It is an arithmetic number, because the mean of its divisors is an integer number (3844703940480).

Almost surely, 2^{112221020120101} is an apocalyptic number.

It is an amenable number.

112221020120101 is a deficient number, since it is larger than the sum of its proper divisors (10809505975259).

112221020120101 is a wasteful number, since it uses less digits than its factorization.

112221020120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42925.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112221020120101 its reverse (101021020122211), we get a palindrome (213242040242312).

The spelling of 112221020120101 in words is "one hundred twelve trillion, two hundred twenty-one billion, twenty million, one hundred twenty thousand, one hundred one".