11122233223 has 4 divisors (see below), whose sum is σ = 11122771968. Its totient is φ = 11121694480.

The previous prime is 11122233217. The next prime is 11122233247. The reversal of 11122233223 is 32233222111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32233222111 = 311 ⋅103643801.

It is a cyclic number.

It is not a de Polignac number, because 11122233223 - 2⁵ = 11122233191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122233194 and 11122233203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122233253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237118 + ... + 280123.

It is an arithmetic number, because the mean of its divisors is an integer number (2780692992).

Almost surely, 2^11122233223 is an apocalyptic number.

11122233223 is a deficient number, since it is larger than the sum of its proper divisors (538745).

11122233223 is an equidigital number, since it uses as much as digits as its factorization.

11122233223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538744.

The product of its digits is 864, while the sum is 22.

Adding to 11122233223 its reverse (32233222111), we get a palindrome (43355455334).

The spelling of 11122233223 in words is "eleven billion, one hundred twenty-two million, two hundred thirty-three thousand, two hundred twenty-three".