111323223 has 24 divisors (see below), whose sum is σ = 184654080. Its totient is φ = 63916560.

The previous prime is 111323221. The next prime is 111323227. The reversal of 111323223 is 322323111.

It is not a de Polignac number, because 111323223 - 2¹ = 111323221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111323196 and 111323205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111323221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27711 + ... + 31472.

It is an arithmetic number, because the mean of its divisors is an integer number (7693920).

Almost surely, 2^111323223 is an apocalyptic number.

111323223 is a deficient number, since it is larger than the sum of its proper divisors (73330857).

111323223 is a wasteful number, since it uses less digits than its factorization.

111323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59219 (or 59216 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 111323223 is about 10550.9820869908. The cubic root of 111323223 is about 481.0555805892.

Adding to 111323223 its reverse (322323111), we get a palindrome (433646334).

It can be divided in two parts, 1113 and 23223, that added together give a square (24336 = 156²).

The spelling of 111323223 in words is "one hundred eleven million, three hundred twenty-three thousand, two hundred twenty-three".