12200221110 has 128 divisors (see below), whose sum is σ = 36542803968. Its totient is φ = 2532528000.

The previous prime is 12200221109. The next prime is 12200221127. The reversal of 12200221110 is 1112200221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2980165 + ... + 2984255.

It is an arithmetic number, because the mean of its divisors is an integer number (285490656).

Almost surely, 2^12200221110 is an apocalyptic number.

12200221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12200221110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18271401984).

12200221110 is an abundant number, since it is smaller than the sum of its proper divisors (24342582858).

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

12200221110 is a wasteful number, since it uses less digits than its factorization.

12200221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5410.

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

Adding to 12200221110 its reverse (1112200221), we get a palindrome (13312421331).

The spelling of 12200221110 in words is "twelve billion, two hundred million, two hundred twenty-one thousand, one hundred ten".