111200001122 has 32 divisors (see below), whose sum is σ = 204756816000. Its totient is φ = 45148867344.

The previous prime is 111200001119. The next prime is 111200001149. The reversal of 111200001122 is 221100002111.

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, 4252733 + ... + 4278800.

It is an arithmetic number, because the mean of its divisors is an integer number (6398650500).

Almost surely, 2^111200001122 is an apocalyptic number.

111200001122 is a deficient number, since it is larger than the sum of its proper divisors (93556814878).

111200001122 is an equidigital number, since it uses as much as digits as its factorization.

111200001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8531575 (or 8531561 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111200001122 its reverse (221100002111), we get a palindrome (332300003233).

The spelling of 111200001122 in words is "one hundred eleven billion, two hundred million, one thousand, one hundred twenty-two".