11204223 has 4 divisors (see below), whose sum is σ = 14938968. Its totient is φ = 7469480.

The previous prime is 11204213. The next prime is 11204231. The reversal of 11204223 is 32240211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11204223 - 2⁵ = 11204191 is a prime.

It is a super-2 number, since 2×11204223² = 251069226067458, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11204213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867368 + ... + 1867373.

It is an arithmetic number, because the mean of its divisors is an integer number (3734742).

Almost surely, 2^11204223 is an apocalyptic number.

11204223 is a deficient number, since it is larger than the sum of its proper divisors (3734745).

11204223 is an equidigital number, since it uses as much as digits as its factorization.

11204223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734744.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 11204223 is about 3347.2709779759. The cubic root of 11204223 is about 223.7659052601.

Adding to 11204223 its reverse (32240211), we get a palindrome (43444434).

The spelling of 11204223 in words is "eleven million, two hundred four thousand, two hundred twenty-three".