210201221320200 has 432 divisors, whose sum is σ = 777702794668800. Its totient is φ = 50841771552000.

The previous prime is 210201221320187. The next prime is 210201221320219. The reversal of 210201221320200 is 2023122102012.

210201221320200 is a `hidden beast` number, since 2 + 1 + 0 + 20 + 122 + 1 + 320 + 200 = 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 107 ways as a sum of consecutive naturals, for example, 94514985 + ... + 96713415.

Almost surely, 2^{210201221320200} is an apocalyptic number.

210201221320200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210201221320200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388851397334400).

210201221320200 is an abundant number, since it is smaller than the sum of its proper divisors (567501573348600).

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

210201221320200 is a wasteful number, since it uses less digits than its factorization.

210201221320200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198914 (or 2198891 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 210201221320200 its reverse (2023122102012), we get a palindrome (212224343422212).

The spelling of 210201221320200 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty-one million, three hundred twenty thousand, two hundred".