210201221010 has 32 divisors (see below), whose sum is σ = 550345015872. Its totient is φ = 50957871680.

The previous prime is 210201221003. The next prime is 210201221119. The reversal of 210201221010 is 10122102012.

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, 318486369 + ... + 318487028.

It is an arithmetic number, because the mean of its divisors is an integer number (17198281746).

Almost surely, 2^210201221010 is an apocalyptic number.

210201221010 is an abundant number, since it is smaller than the sum of its proper divisors (340143794862).

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

210201221010 is a wasteful number, since it uses less digits than its factorization.

210201221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636973418.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210201221010 its reverse (10122102012), we get a palindrome (220323323022).

The spelling of 210201221010 in words is "two hundred ten billion, two hundred one million, two hundred twenty-one thousand, ten".