11421200 has 60 divisors (see below), whose sum is σ = 31367040. Its totient is φ = 3914880.

The previous prime is 11421199. The next prime is 11421203. The reversal of 11421200 is 212411.

It is not an unprimeable number, because it can be changed into a prime (11421203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 761 + ... + 4839.

It is an arithmetic number, because the mean of its divisors is an integer number (522784).

Almost surely, 2^11421200 is an apocalyptic number.

11421200 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 11421200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15683520).

11421200 is an abundant number, since it is smaller than the sum of its proper divisors (19945840).

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

11421200 is a wasteful number, since it uses less digits than its factorization.

11421200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4104 (or 4093 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 11421200 is about 3379.5265940661. The cubic root of 11421200 is about 225.2011370140.

Adding to 11421200 its reverse (212411), we get a palindrome (11633611).

The spelling of 11421200 in words is "eleven million, four hundred twenty-one thousand, two hundred".