200001220112 has 20 divisors (see below), whose sum is σ = 388048933740. Its totient is φ = 99859559808.

The previous prime is 200001220109. The next prime is 200001220117. The reversal of 200001220112 is 211022100002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 105921607936 + 94079612176 = 325456^2 + 306724^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200001220093 and 200001220102.

It is not an unprimeable number, because it can be changed into a prime (200001220117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8803943 + ... + 8826630.

It is an arithmetic number, because the mean of its divisors is an integer number (19402446687).

Almost surely, 2^200001220112 is an apocalyptic number.

It is an amenable number.

200001220112 is a deficient number, since it is larger than the sum of its proper divisors (188047713628).

200001220112 is a wasteful number, since it uses less digits than its factorization.

200001220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17631290 (or 17631284 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200001220112 its reverse (211022100002), we get a palindrome (411023320114).

The spelling of 200001220112 in words is "two hundred billion, one million, two hundred twenty thousand, one hundred twelve".