2201221120210 has 32 divisors (see below), whose sum is σ = 4674298125312. Its totient is φ = 730359080640.

The previous prime is 2201221120207. The next prime is 2201221120243. The reversal of 2201221120210 is 120211221022.

It is a happy number.

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, 507191637 + ... + 507195976.

It is an arithmetic number, because the mean of its divisors is an integer number (146071816416).

Almost surely, 2^{2201221120210} is an apocalyptic number.

2201221120210 is an abundant number, since it is smaller than the sum of its proper divisors (2473077005102).

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

2201221120210 is a wasteful number, since it uses less digits than its factorization.

2201221120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014387658.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201221120210 its reverse (120211221022), we get a palindrome (2321432341232).

The spelling of 2201221120210 in words is "two trillion, two hundred one billion, two hundred twenty-one million, one hundred twenty thousand, two hundred ten".