111000222222 has 16 divisors (see below), whose sum is σ = 228000456912. Its totient is φ = 36000072000.

The previous prime is 111000222187. The next prime is 111000222227. The reversal of 111000222222 is 222222000111.

111000222222 is a modest number, since divided by 222222 gives 111000 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000222227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250000279 + ... + 250000722.

It is an arithmetic number, because the mean of its divisors is an integer number (14250028557).

Almost surely, 2^111000222222 is an apocalyptic number.

111000222222 is an abundant number, since it is smaller than the sum of its proper divisors (117000234690).

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

111000222222 is a wasteful number, since it uses less digits than its factorization.

111000222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500001043.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 111000222222 its reverse (222222000111), we get a palindrome (333222222333).

The spelling of 111000222222 in words is "one hundred eleven billion, two hundred twenty-two thousand, two hundred twenty-two".