11111003323223 has 4 divisors (see below), whose sum is σ = 11111020951728. Its totient is φ = 11110985694720.

The previous prime is 11111003323201. The next prime is 11111003323283. The reversal of 11111003323223 is 32232330011111.

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 11111003323223 - 2⁶ = 11111003323159 is a prime.

It is a super-2 number, since 2×11111003323223² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111003323283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7832363 + ... + 9141548.

It is an arithmetic number, because the mean of its divisors is an integer number (2777755237932).

Almost surely, 2^{11111003323223} is an apocalyptic number.

11111003323223 is a deficient number, since it is larger than the sum of its proper divisors (17628505).

11111003323223 is an equidigital number, since it uses as much as digits as its factorization.

11111003323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17628504.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11111003323223 its reverse (32232330011111), we get a palindrome (43343333334334).

The spelling of 11111003323223 in words is "eleven trillion, one hundred eleven billion, three million, three hundred twenty-three thousand, two hundred twenty-three".