210221000002210 has 32 divisors (see below), whose sum is σ = 382683855628800. Its totient is φ = 83136113047680.

The previous prime is 210221000002193. The next prime is 210221000002241. The reversal of 210221000002210 is 12200000122012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703570 + ... + 20516749.

It is an arithmetic number, because the mean of its divisors is an integer number (11958870488400).

Almost surely, 2^{210221000002210} is an apocalyptic number.

210221000002210 is a deficient number, since it is larger than the sum of its proper divisors (172462855626590).

210221000002210 is a wasteful number, since it uses less digits than its factorization.

210221000002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21231546.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210221000002210 its reverse (12200000122012), we get a palindrome (222421000124222).

The spelling of 210221000002210 in words is "two hundred ten trillion, two hundred twenty-one billion, two thousand, two hundred ten".