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11022 = 2311167

11022 has 16 divisors (see below), whose sum is σ = 24192. Its totient is φ = 3320.

The previous prime is 11003. The next prime is 11027. The reversal of 11022 is 22011.

It is a happy number.

11022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 11022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18 + ... + 149.

It is an arithmetic number, because the mean of its divisors is an integer number (1512).

211022 is an apocalyptic number.

11022 is an abundant number, since it is smaller than the sum of its proper divisors (13170).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12096).

11022 is a wasteful number, since it uses less digits than its factorization.

11022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 11022 is about 104.9857133138. The cubic root of 11022 is about 22.2546175662.

Adding to 11022 its reverse (22011), we get a palindrome (33033).

The spelling of 11022 in words is "eleven thousand, twenty-two", and thus it is an iban number.

Divisors: 1 2 3 6 11 22 33 66 167 334 501 1002 1837 3674 5511 11022