11213224 has 16 divisors (see below), whose sum is σ = 22936320. Its totient is φ = 5096880.

The previous prime is 11213221. The next prime is 11213231. The reversal of 11213224 is 42231211.

It is a junction number, because it is equal to n+sod(n) for n = 11213198 and 11213207.

It is not an unprimeable number, because it can be changed into a prime (11213221) 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 3 ways as a sum of consecutive naturals, for example, 63624 + ... + 63799.

It is an arithmetic number, because the mean of its divisors is an integer number (1433520).

Almost surely, 2^11213224 is an apocalyptic number.

It is an amenable number.

11213224 is an abundant number, since it is smaller than the sum of its proper divisors (11723096).

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

11213224 is a wasteful number, since it uses less digits than its factorization.

11213224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127440 (or 127436 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 11213224 is about 3348.6152361835. The cubic root of 11213224 is about 223.8258105834.

Adding to 11213224 its reverse (42231211), we get a palindrome (53444435).

The spelling of 11213224 in words is "eleven million, two hundred thirteen thousand, two hundred twenty-four".