12104421324400 has 120 divisors (see below), whose sum is σ = 29895438850704. Its totient is φ = 4706983372800.

The previous prime is 12104421324377. The next prime is 12104421324451. The reversal of 12104421324400 is 442312440121.

12104421324400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3337182 + ... + 5945218.

Almost surely, 2^{12104421324400} is an apocalyptic number.

12104421324400 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 12104421324400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14947719425352).

12104421324400 is an abundant number, since it is smaller than the sum of its proper divisors (17791017526304).

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

12104421324400 is a wasteful number, since it uses less digits than its factorization.

12104421324400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608379 (or 2608368 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 12104421324400 its reverse (442312440121), we get a palindrome (12546733764521).

The spelling of 12104421324400 in words is "twelve trillion, one hundred four billion, four hundred twenty-one million, three hundred twenty-four thousand, four hundred".