111345222 has 16 divisors (see below), whose sum is σ = 223979760. Its totient is φ = 36900192.

The previous prime is 111345197. The next prime is 111345229. The reversal of 111345222 is 222543111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111345229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52597 + ... + 54672.

It is an arithmetic number, because the mean of its divisors is an integer number (13998735).

Almost surely, 2^111345222 is an apocalyptic number.

111345222 is an abundant number, since it is smaller than the sum of its proper divisors (112634538).

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

111345222 is a wasteful number, since it uses less digits than its factorization.

111345222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107447.

The product of its digits is 480, while the sum is 21.

The square root of 111345222 is about 10552.0245450814. The cubic root of 111345222 is about 481.0872662352.

Adding to 111345222 its reverse (222543111), we get a palindrome (333888333).

The spelling of 111345222 in words is "one hundred eleven million, three hundred forty-five thousand, two hundred twenty-two".