112012002022221 has 48 divisors (see below), whose sum is σ = 185580021020160. Its totient is φ = 63774522283680.

The previous prime is 112012002022169. The next prime is 112012002022231. The reversal of 112012002022221 is 122220200210211.

It is a happy number.

112012002022221 is a `hidden beast` number, since 1 + 1 + 201 + 200 + 20 + 22 + 221 = 666.

It is not a de Polignac number, because 112012002022221 - 2⁷ = 112012002022093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112012002022194 and 112012002022203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012002022231) 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 47 ways as a sum of consecutive naturals, for example, 187458910 + ... + 188055488.

It is an arithmetic number, because the mean of its divisors is an integer number (3866250437920).

Almost surely, 2^{112012002022221} is an apocalyptic number.

It is an amenable number.

112012002022221 is a deficient number, since it is larger than the sum of its proper divisors (73568018997939).

112012002022221 is a wasteful number, since it uses less digits than its factorization.

112012002022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607406 (or 607403 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112012002022221 its reverse (122220200210211), we get a palindrome (234232202232432).

The spelling of 112012002022221 in words is "one hundred twelve trillion, twelve billion, two million, twenty-two thousand, two hundred twenty-one".