11044221 has 4 divisors (see below), whose sum is σ = 14725632. Its totient is φ = 7362812.

The previous prime is 11044199. The next prime is 11044223. The reversal of 11044221 is 12244011.

11044221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11044221 - 2⁹ = 11043709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11044221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840701 + ... + 1840706.

It is an arithmetic number, because the mean of its divisors is an integer number (3681408).

Almost surely, 2^11044221 is an apocalyptic number.

It is an amenable number.

11044221 is a deficient number, since it is larger than the sum of its proper divisors (3681411).

11044221 is an equidigital number, since it uses as much as digits as its factorization.

11044221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681410.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 11044221 is about 3323.2846703224. The cubic root of 11044221 is about 222.6956306620.

Adding to 11044221 its reverse (12244011), we get a palindrome (23288232).

The spelling of 11044221 in words is "eleven million, forty-four thousand, two hundred twenty-one".