201210221020200 has 192 divisors, whose sum is σ = 713616637576320. Its totient is φ = 45942032256000.

The previous prime is 201210221020153. The next prime is 201210221020231. The reversal of 201210221020200 is 2020122012102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201210221020200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21503271 + ... + 29407670.

It is an arithmetic number, because the mean of its divisors is an integer number (3716753320710).

Almost surely, 2^{201210221020200} is an apocalyptic number.

201210221020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210221020200 is an abundant number, since it is smaller than the sum of its proper divisors (512406416556120).

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

201210221020200 is a wasteful number, since it uses less digits than its factorization.

201210221020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50911908 (or 50911899 counting only the distinct ones).

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

Adding to 201210221020200 its reverse (2020122012102), we get a palindrome (203230343032302).

The spelling of 201210221020200 in words is "two hundred one trillion, two hundred ten billion, two hundred twenty-one million, twenty thousand, two hundred".