200221021100212 has 48 divisors (see below), whose sum is σ = 409766630676480. Its totient is φ = 83810999657952.

The previous prime is 200221021100207. The next prime is 200221021100251. The reversal of 200221021100212 is 212001120122002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39050193 + ... + 43878919.

It is an arithmetic number, because the mean of its divisors is an integer number (8536804805760).

Almost surely, 2^{200221021100212} is an apocalyptic number.

It is an amenable number.

200221021100212 is an abundant number, since it is smaller than the sum of its proper divisors (209545609576268).

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

200221021100212 is a wasteful number, since it uses less digits than its factorization.

200221021100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4863220 (or 4863218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200221021100212 its reverse (212001120122002), we get a palindrome (412222141222214).

The spelling of 200221021100212 in words is "two hundred trillion, two hundred twenty-one billion, twenty-one million, one hundred thousand, two hundred twelve".