200000121211 has 8 divisors (see below), whose sum is σ = 229665211200. Its totient is φ = 172248908040.

The previous prime is 200000121193. The next prime is 200000121241. The reversal of 200000121211 is 112121000002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200000121211 - 2⁵ = 200000121179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200000121241) 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 7 ways as a sum of consecutive naturals, for example, 478468981 + ... + 478469398.

It is an arithmetic number, because the mean of its divisors is an integer number (28708151400).

Almost surely, 2^200000121211 is an apocalyptic number.

200000121211 is a deficient number, since it is larger than the sum of its proper divisors (29665089989).

200000121211 is a wasteful number, since it uses less digits than its factorization.

200000121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956938409.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200000121211 its reverse (112121000002), we get a palindrome (312121121213).

The spelling of 200000121211 in words is "two hundred billion, one hundred twenty-one thousand, two hundred eleven".