112200202121121 has 32 divisors (see below), whose sum is σ = 166495248384000. Its totient is φ = 74677413830544.

The previous prime is 112200202121113. The next prime is 112200202121153. The reversal of 112200202121121 is 121121202002211.

112200202121121 is a `hidden beast` number, since 1 + 1 + 220 + 0 + 202 + 121 + 121 = 666.

It is not a de Polignac number, because 112200202121121 - 2³ = 112200202121113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112200202121094 and 112200202121103.

It is not an unprimeable number, because it can be changed into a prime (112200202121221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1065284100 + ... + 1065389418.

It is an arithmetic number, because the mean of its divisors is an integer number (5202976512000).

Almost surely, 2^{112200202121121} is an apocalyptic number.

It is an amenable number.

112200202121121 is a deficient number, since it is larger than the sum of its proper divisors (54295046262879).

112200202121121 is a wasteful number, since it uses less digits than its factorization.

112200202121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169690 (or 169684 counting only the distinct ones).

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

Adding to 112200202121121 its reverse (121121202002211), we get a palindrome (233321404123332).

The spelling of 112200202121121 in words is "one hundred twelve trillion, two hundred billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty-one".