11122188 has 48 divisors (see below), whose sum is σ = 32358144. Its totient is φ = 2888640.

The previous prime is 11122187. The next prime is 11122217. The reversal of 11122188 is 88122111.

It is not an unprimeable number, because it can be changed into a prime (11122187) 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 15 ways as a sum of consecutive naturals, for example, 5095 + ... + 6942.

It is an arithmetic number, because the mean of its divisors is an integer number (674128).

Almost surely, 2^11122188 is an apocalyptic number.

It is an amenable number.

11122188 is an abundant number, since it is smaller than the sum of its proper divisors (21235956).

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

11122188 is a wasteful number, since it uses less digits than its factorization.

11122188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12062 (or 12060 counting only the distinct ones).

The product of its digits is 256, while the sum is 24.

The square root of 11122188 is about 3334.9944527690. The cubic root of 11122188 is about 223.2184444104.

Adding to 11122188 its reverse (88122111), we get a palindrome (99244299).

The spelling of 11122188 in words is "eleven million, one hundred twenty-two thousand, one hundred eighty-eight".