11223321233 has 4 divisors (see below), whose sum is σ = 11610332340. Its totient is φ = 10836310128.

The previous prime is 11223321229. The next prime is 11223321331. The reversal of 11223321233 is 33212332211.

11223321233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33212332211 = 269 ⋅123465919.

It can be written as a sum of positive squares in 2 ways, for example, as 7580836624 + 3642484609 = 87068^2 + 60353^2 .

It is a cyclic number.

It is not a de Polignac number, because 11223321233 - 2² = 11223321229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11223321199 and 11223321208.

It is not an unprimeable number, because it can be changed into a prime (11223321133) 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, 193505510 + ... + 193505567.

It is an arithmetic number, because the mean of its divisors is an integer number (2902583085).

Almost surely, 2^11223321233 is an apocalyptic number.

It is an amenable number.

11223321233 is a deficient number, since it is larger than the sum of its proper divisors (387011107).

11223321233 is an equidigital number, since it uses as much as digits as its factorization.

11223321233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387011106.

The product of its digits is 1296, while the sum is 23.

Adding to 11223321233 its reverse (33212332211), we get a palindrome (44435653444).

The spelling of 11223321233 in words is "eleven billion, two hundred twenty-three million, three hundred twenty-one thousand, two hundred thirty-three".