11222223223 has 4 divisors (see below), whose sum is σ = 11389719160. Its totient is φ = 11054727288.

The previous prime is 11222223197. The next prime is 11222223269. The reversal of 11222223223 is 32232222211.

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 11222223223 - 2⁵ = 11222223191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11222223194 and 11222223203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222220223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83747868 + ... + 83748001.

It is an arithmetic number, because the mean of its divisors is an integer number (2847429790).

Almost surely, 2^11222223223 is an apocalyptic number.

11222223223 is a deficient number, since it is larger than the sum of its proper divisors (167495937).

11222223223 is an equidigital number, since it uses as much as digits as its factorization.

11222223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167495936.

The product of its digits is 1152, while the sum is 22.

Adding to 11222223223 its reverse (32232222211), we get a palindrome (43454445434).

The spelling of 11222223223 in words is "eleven billion, two hundred twenty-two million, two hundred twenty-three thousand, two hundred twenty-three".