111112220111122 has 16 divisors (see below), whose sum is σ = 166888665497592. Its totient is φ = 55482666104320.

The previous prime is 111112220111069. The next prime is 111112220111159. The reversal of 111112220111122 is 221111022211111.

111112220111122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1767993056281 + 109344227054841 = 1329659^2 + 10456779^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111112220111122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282519558 + ... + 282912574.

Almost surely, 2^{111112220111122} is an apocalyptic number.

111112220111122 is a deficient number, since it is larger than the sum of its proper divisors (55776445386470).

111112220111122 is a wasteful number, since it uses less digits than its factorization.

111112220111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579533.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 111112220111122 its reverse (221111022211111), we get a palindrome (332223242322233).

The spelling of 111112220111122 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-two".