111222234 has 40 divisors (see below), whose sum is σ = 257271168. Its totient is φ = 35876520.

The previous prime is 111222229. The next prime is 111222253. The reversal of 111222234 is 432222111.

It is a happy number.

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

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6052 + ... + 16095.

Almost surely, 2^111222234 is an apocalyptic number.

111222234 is an abundant number, since it is smaller than the sum of its proper divisors (146048934).

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

111222234 is a wasteful number, since it uses less digits than its factorization.

111222234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22192 (or 22183 counting only the distinct ones).

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

The square root of 111222234 is about 10546.1952380942. The cubic root of 111222234 is about 480.9100703096.

Adding to 111222234 its reverse (432222111), we get a palindrome (543444345).

The spelling of 111222234 in words is "one hundred eleven million, two hundred twenty-two thousand, two hundred thirty-four".