221013122110 has 32 divisors (see below), whose sum is σ = 434551005792. Its totient is φ = 80264407680.

The previous prime is 221013122093. The next prime is 221013122167. The reversal of 221013122110 is 11221310122.

It is a congruent 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, 1214589 + ... + 1384648.

It is an arithmetic number, because the mean of its divisors is an integer number (13579718931).

Almost surely, 2^221013122110 is an apocalyptic number.

221013122110 is a deficient number, since it is larger than the sum of its proper divisors (213537883682).

221013122110 is a wasteful number, since it uses less digits than its factorization.

221013122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600028.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 221013122110 its reverse (11221310122), we get a palindrome (232234432232).

The spelling of 221013122110 in words is "two hundred twenty-one billion, thirteen million, one hundred twenty-two thousand, one hundred ten".