11222223 has 8 divisors (see below), whose sum is σ = 15006768. Its totient is φ = 7459584.

The previous prime is 11222219. The next prime is 11222243. The reversal of 11222223 is 32222211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11222223 - 2² = 11222219 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4240 + ... + 6357.

It is an arithmetic number, because the mean of its divisors is an integer number (1875846).

Almost surely, 2^11222223 is an apocalyptic number.

11222223 is a deficient number, since it is larger than the sum of its proper divisors (3784545).

11222223 is a wasteful number, since it uses less digits than its factorization.

11222223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953.

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

The square root of 11222223 is about 3349.9586564613. The cubic root of 11222223 is about 223.8856705572.

Adding to 11222223 its reverse (32222211), we get a palindrome (43444434).

The spelling of 11222223 in words is "eleven million, two hundred twenty-two thousand, two hundred twenty-three".