14221120 has 56 divisors (see below), whose sum is σ = 35661600. Its totient is φ = 5386752.

The previous prime is 14221093. The next prime is 14221127. The reversal of 14221120 is 2112241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14221120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4911 + ... + 7249.

Almost surely, 2^14221120 is an apocalyptic number.

14221120 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 14221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17830800).

14221120 is an abundant number, since it is smaller than the sum of its proper divisors (21440480).

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

14221120 is a wasteful number, since it uses less digits than its factorization.

14221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375 (or 2365 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 14221120 is about 3771.0900280953. The cubic root of 14221120 is about 242.2764865783.

Adding to 14221120 its reverse (2112241), we get a palindrome (16333361).

It can be divided in two parts, 14221 and 120, that added together give a palindrome (14341).

The spelling of 14221120 in words is "fourteen million, two hundred twenty-one thousand, one hundred twenty".