200000121212200 has 24 divisors (see below), whose sum is σ = 465000281818830. Its totient is φ = 80000048484800.

The previous prime is 200000121212179. The next prime is 200000121212239. The reversal of 200000121212200 is 2212121000002.

It is a happy number.

200000121212200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 112978574623044 + 87021546589156 = 10629138^2 + 9328534^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500000302831 + ... + 500000303230.

Almost surely, 2^{200000121212200} is an apocalyptic number.

200000121212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200000121212200 is an abundant number, since it is smaller than the sum of its proper divisors (265000160606630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200000121212200 is a wasteful number, since it uses less digits than its factorization.

200000121212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000000606077 (or 1000000606068 counting only the distinct ones).

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

Adding to 200000121212200 its reverse (2212121000002), we get a palindrome (202212242212202).

The spelling of 200000121212200 in words is "two hundred trillion, one hundred twenty-one million, two hundred twelve thousand, two hundred".