200200021201212 has 12 divisors (see below), whose sum is σ = 467133382802856. Its totient is φ = 66733340400400.

The previous prime is 200200021201183. The next prime is 200200021201253. The reversal of 200200021201212 is 212102120002002.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 200200021201191 and 200200021201200.

It is a congruent number.

It is an unprimeable number.

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, 8341667550039 + ... + 8341667550062.

It is an arithmetic number, because the mean of its divisors is an integer number (38927781900238).

Almost surely, 2^{200200021201212} is an apocalyptic number.

It is an amenable number.

200200021201212 is an abundant number, since it is smaller than the sum of its proper divisors (266933361601644).

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

200200021201212 is a wasteful number, since it uses less digits than its factorization.

200200021201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16683335100108 (or 16683335100106 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200200021201212 its reverse (212102120002002), we get a palindrome (412302141203214).

The spelling of 200200021201212 in words is "two hundred trillion, two hundred billion, twenty-one million, two hundred one thousand, two hundred twelve".