111222201102112 has 48 divisors (see below), whose sum is σ = 220287755633400. Its totient is φ = 55276260124672.

The previous prime is 111222201102091. The next prime is 111222201102169. The reversal of 111222201102112 is 211201102222111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 97164470697616 + 14057730404496 = 9857204^2 + 3749364^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111222201102112.

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, 20449764 + ... + 25310812.

Almost surely, 2^{111222201102112} is an apocalyptic number.

It is an amenable number.

111222201102112 is a deficient number, since it is larger than the sum of its proper divisors (109065554531288).

111222201102112 is a wasteful number, since it uses less digits than its factorization.

111222201102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865365 (or 4865357 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111222201102112 its reverse (211201102222111), we get a palindrome (322423303324223).

The spelling of 111222201102112 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred one million, one hundred two thousand, one hundred twelve".