12221020112110 has 16 divisors (see below), whose sum is σ = 22262870374416. Its totient is φ = 4829511562048.

The previous prime is 12221020112089. The next prime is 12221020112159. The reversal of 12221020112110 is 1121102012221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7362059479 + ... + 7362061138.

It is an arithmetic number, because the mean of its divisors is an integer number (1391429398401).

Almost surely, 2^{12221020112110} is an apocalyptic number.

12221020112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12221020112110 is a deficient number, since it is larger than the sum of its proper divisors (10041850262306).

12221020112110 is a wasteful number, since it uses less digits than its factorization.

12221020112110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14724120707.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12221020112110 its reverse (1121102012221), we get a palindrome (13342122124331).

The spelling of 12221020112110 in words is "twelve trillion, two hundred twenty-one billion, twenty million, one hundred twelve thousand, one hundred ten".