112206563446221 has 12 divisors (see below), whose sum is σ = 162076792072572. Its totient is φ = 74804077997376.

The previous prime is 112206563446183. The next prime is 112206563446253. The reversal of 112206563446221 is 122644365602211.

It is a happy number.

112206563446221 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 0 + 6 + 5 + 634 + 4 + 6 + 2 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62154475883721 + 50052087562500 = 7883811^2 + 7074750^2 .

It is not a de Polignac number, because 112206563446221 - 2¹⁸ = 112206563184077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112206563446291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22402926 + ... + 26950031.

It is an arithmetic number, because the mean of its divisors is an integer number (13506399339381).

Almost surely, 2^{112206563446221} is an apocalyptic number.

It is an amenable number.

112206563446221 is a deficient number, since it is larger than the sum of its proper divisors (49870228626351).

112206563446221 is a wasteful number, since it uses less digits than its factorization.

112206563446221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49605580 (or 49605577 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 112206563446221 in words is "one hundred twelve trillion, two hundred six billion, five hundred sixty-three million, four hundred forty-six thousand, two hundred twenty-one".