111234222 has 48 divisors (see below), whose sum is σ = 272668032. Its totient is φ = 33705720.

The previous prime is 111234197. The next prime is 111234223. The reversal of 111234222 is 222432111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111234195 and 111234204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111234223) 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, 5058 + ... + 15749.

It is an arithmetic number, because the mean of its divisors is an integer number (5680584).

Almost surely, 2^111234222 is an apocalyptic number.

111234222 is an abundant number, since it is smaller than the sum of its proper divisors (161433810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111234222 is a wasteful number, since it uses less digits than its factorization.

111234222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20835 (or 20823 counting only the distinct ones).

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

The square root of 111234222 is about 10546.7635794115. The cubic root of 111234222 is about 480.9273478586.

Adding to 111234222 its reverse (222432111), we get a palindrome (333666333).

The spelling of 111234222 in words is "one hundred eleven million, two hundred thirty-four thousand, two hundred twenty-two".