11112231133223 has 4 divisors (see below), whose sum is σ = 12122433963528. Its totient is φ = 10102028302920.

The previous prime is 11112231133193. The next prime is 11112231133231. The reversal of 11112231133223 is 32233113221111.

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 11112231133223 - 2¹⁰ = 11112231132199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112231133192 and 11112231133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112231133723) 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, 505101415136 + ... + 505101415157.

It is an arithmetic number, because the mean of its divisors is an integer number (3030608490882).

Almost surely, 2^{11112231133223} is an apocalyptic number.

11112231133223 is a deficient number, since it is larger than the sum of its proper divisors (1010202830305).

11112231133223 is a wasteful number, since it uses less digits than its factorization.

11112231133223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010202830304.

The product of its digits is 1296, while the sum is 26.

Adding to 11112231133223 its reverse (32233113221111), we get a palindrome (43345344354334).

The spelling of 11112231133223 in words is "eleven trillion, one hundred twelve billion, two hundred thirty-one million, one hundred thirty-three thousand, two hundred twenty-three".