200221221120210 has 96 divisors (see below), whose sum is σ = 547913285704512. Its totient is φ = 52595425206720.

The previous prime is 200221221120209. The next prime is 200221221120227. The reversal of 200221221120210 is 12021122122002.

It is a happy number.

200221221120210 is a `hidden beast` number, since 2 + 0 + 0 + 221 + 2 + 211 + 20 + 210 = 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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 614729461 + ... + 615055080.

It is an arithmetic number, because the mean of its divisors is an integer number (5707430059422).

Almost surely, 2^{200221221120210} is an apocalyptic number.

200221221120210 is an abundant number, since it is smaller than the sum of its proper divisors (347692064584302).

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

200221221120210 is a wasteful number, since it uses less digits than its factorization.

200221221120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229784630 (or 1229784618 counting only the distinct ones).

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

Adding to 200221221120210 its reverse (12021122122002), we get a palindrome (212242343242212).

The spelling of 200221221120210 in words is "two hundred trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred twenty thousand, two hundred ten".