111422223 has 20 divisors (see below), whose sum is σ = 181578408. Its totient is φ = 67528080.

The previous prime is 111422219. The next prime is 111422243. The reversal of 111422223 is 322224111.

It is a happy number.

It is not a de Polignac number, because 111422223 - 2² = 111422219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111422196 and 111422205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111422243) 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 19 ways as a sum of consecutive naturals, for example, 61636 + ... + 63417.

Almost surely, 2^111422223 is an apocalyptic number.

111422223 is a deficient number, since it is larger than the sum of its proper divisors (70156185).

111422223 is a wasteful number, since it uses less digits than its factorization.

111422223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125076 (or 125067 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 111422223 is about 10555.6725508136. The cubic root of 111422223 is about 481.1981396188.

Adding to 111422223 its reverse (322224111), we get a palindrome (433646334).

The spelling of 111422223 in words is "one hundred eleven million, four hundred twenty-two thousand, two hundred twenty-three".