200200122211212 has 72 divisors (see below), whose sum is σ = 524809414950912. Its totient is φ = 66732740902800.

The previous prime is 200200122211207. The next prime is 200200122211231. The reversal of 200200122211212 is 212112221002002.

It is a happy number.

200200122211212 is a `hidden beast` number, since 20 + 0 + 200 + 1 + 22 + 211 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 107739637 + ... + 109582067.

It is an arithmetic number, because the mean of its divisors is an integer number (7289019652096).

Almost surely, 2^{200200122211212} is an apocalyptic number.

It is an amenable number.

200200122211212 is an abundant number, since it is smaller than the sum of its proper divisors (324609292739700).

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

200200122211212 is a wasteful number, since it uses less digits than its factorization.

200200122211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954241 (or 1954227 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200200122211212 its reverse (212112221002002), we get a palindrome (412312343213214).

The spelling of 200200122211212 in words is "two hundred trillion, two hundred billion, one hundred twenty-two million, two hundred eleven thousand, two hundred twelve".