112111202002221 has 32 divisors (see below), whose sum is σ = 166888980633600. Its totient is φ = 74381608733040.

The previous prime is 112111202002183. The next prime is 112111202002223. The reversal of 112111202002221 is 122200202111211.

112111202002221 is a `hidden beast` number, since 1 + 121 + 1 + 120 + 200 + 2 + 221 = 666.

It is not a de Polignac number, because 112111202002221 - 2¹¹ = 112111202000173 is a prime.

It is a super-2 number, since 2×112111202002221² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112111202002194 and 112111202002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111202002223) 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 31 ways as a sum of consecutive naturals, for example, 85596940 + ... + 86896826.

It is an arithmetic number, because the mean of its divisors is an integer number (5215280644800).

Almost surely, 2^{112111202002221} is an apocalyptic number.

It is an amenable number.

112111202002221 is a deficient number, since it is larger than the sum of its proper divisors (54777778631379).

112111202002221 is a wasteful number, since it uses less digits than its factorization.

112111202002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315246 (or 1315240 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112111202002221 its reverse (122200202111211), we get a palindrome (234311404113432).

The spelling of 112111202002221 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred two million, two thousand, two hundred twenty-one".