11221208 has 16 divisors (see below), whose sum is σ = 21553560. Its totient is φ = 5473600.

The previous prime is 11221193. The next prime is 11221211. The reversal of 11221208 is 80212211.

It is a happy number.

11221208 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 3 ways as a sum of consecutive naturals, for example, 16778 + ... + 17433.

Almost surely, 2^11221208 is an apocalyptic number.

It is an amenable number.

11221208 is a deficient number, since it is larger than the sum of its proper divisors (10332352).

11221208 is a wasteful number, since it uses less digits than its factorization.

11221208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34258 (or 34254 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 11221208 is about 3349.8071586287. The cubic root of 11221208 is about 223.8789205337.

Adding to 11221208 its reverse (80212211), we get a palindrome (91433419).

The spelling of 11221208 in words is "eleven million, two hundred twenty-one thousand, two hundred eight".