111045222 has 32 divisors (see below), whose sum is σ = 247881600. Its totient is φ = 36847944.

The previous prime is 111045199. The next prime is 111045239. The reversal of 111045222 is 222540111.

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 = 111045195 and 111045204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7729 + ... + 16787.

It is an arithmetic number, because the mean of its divisors is an integer number (7746300).

Almost surely, 2^111045222 is an apocalyptic number.

111045222 is an abundant number, since it is smaller than the sum of its proper divisors (136836378).

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

111045222 is a wasteful number, since it uses less digits than its factorization.

111045222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297 (or 9291 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 111045222 is about 10537.7996754541. The cubic root of 111045222 is about 480.6548094367.

Adding to 111045222 its reverse (222540111), we get a palindrome (333585333).

The spelling of 111045222 in words is "one hundred eleven million, forty-five thousand, two hundred twenty-two".