111222111122 has 8 divisors (see below), whose sum is σ = 166834609200. Its totient is φ = 55610574724.

The previous prime is 111222111113. The next prime is 111222111173. The reversal of 111222111122 is 221111222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 111222111122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243629 + ... + 530847.

It is an arithmetic number, because the mean of its divisors is an integer number (20854326150).

Almost surely, 2^111222111122 is an apocalyptic number.

111222111122 is a deficient number, since it is larger than the sum of its proper divisors (55612498078).

111222111122 is a wasteful number, since it uses less digits than its factorization.

111222111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480840.

The product of its digits is 32, while the sum is 17.

Adding to 111222111122 its reverse (221111222111), we get a palindrome (332333333233).

The spelling of 111222111122 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-two".