11133220223 has 4 divisors (see below), whose sum is σ = 11133604680. Its totient is φ = 11132835768.

The previous prime is 11133220207. The next prime is 11133220229. The reversal of 11133220223 is 32202233111.

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 11133220223 - 2⁴ = 11133220207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11133220195 and 11133220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133220229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144908 + ... + 208001.

It is an arithmetic number, because the mean of its divisors is an integer number (2783401170).

Almost surely, 2^11133220223 is an apocalyptic number.

11133220223 is a deficient number, since it is larger than the sum of its proper divisors (384457).

11133220223 is an equidigital number, since it uses as much as digits as its factorization.

11133220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384456.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11133220223 its reverse (32202233111), we get a palindrome (43335453334).

The spelling of 11133220223 in words is "eleven billion, one hundred thirty-three million, two hundred twenty thousand, two hundred twenty-three".