200001122212 has 12 divisors (see below), whose sum is σ = 350247245040. Its totient is φ = 99930480776.

The previous prime is 200001122203. The next prime is 200001122213. The reversal of 200001122212 is 212221100002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200001122192 and 200001122201.

It is not an unprimeable number, because it can be changed into a prime (200001122213) 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 3 ways as a sum of consecutive naturals, for example, 17513662 + ... + 17525077.

It is an arithmetic number, because the mean of its divisors is an integer number (29187270420).

Almost surely, 2^200001122212 is an apocalyptic number.

It is an amenable number.

200001122212 is a deficient number, since it is larger than the sum of its proper divisors (150246122828).

200001122212 is a wasteful number, since it uses less digits than its factorization.

200001122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35040170 (or 35040168 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200001122212 its reverse (212221100002), we get a palindrome (412222222214).

The spelling of 200001122212 in words is "two hundred billion, one million, one hundred twenty-two thousand, two hundred twelve".