11221068 has 18 divisors (see below), whose sum is σ = 26209596. Its totient is φ = 3736488.

The previous prime is 11221061. The next prime is 11221069. The reversal of 11221068 is 86012211.

It is not an unprimeable number, because it can be changed into a prime (11221061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11121 + ... + 12087.

Almost surely, 2^11221068 is an apocalyptic number.

It is an amenable number.

11221068 is an abundant number, since it is smaller than the sum of its proper divisors (14988528).

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

11221068 is an frugal number, since it uses more digits than its factorization.

11221068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941 (or 972 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 11221068 is about 3349.7862618382. The cubic root of 11221068 is about 223.8779894640.

Multiplying 11221068 by its product of nonzero digits (192), we get a square (2154445056 = 46416²).

Adding to 11221068 its reverse (86012211), we get a palindrome (97233279).

The spelling of 11221068 in words is "eleven million, two hundred twenty-one thousand, sixty-eight".