12102000221120 has 112 divisors (see below), whose sum is σ = 28924667291520. Its totient is φ = 4822877574144.

The previous prime is 12102000221081. The next prime is 12102000221123. The reversal of 12102000221120 is 2112200020121.

It is a junction number, because it is equal to n+sod(n) for n = 12102000221095 and 12102000221104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102000221123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229757027 + ... + 229809693.

It is an arithmetic number, because the mean of its divisors is an integer number (258255957960).

Almost surely, 2^{12102000221120} is an apocalyptic number.

12102000221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12102000221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14462333645760).

12102000221120 is an abundant number, since it is smaller than the sum of its proper divisors (16822667070400).

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

12102000221120 is a wasteful number, since it uses less digits than its factorization.

12102000221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55330 (or 55320 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12102000221120 its reverse (2112200020121), we get a palindrome (14214200241241).

The spelling of 12102000221120 in words is "twelve trillion, one hundred two billion, two hundred twenty-one thousand, one hundred twenty".