111102120112 has 80 divisors (see below), whose sum is σ = 221987077632. Its totient is φ = 53840666880.

The previous prime is 111102120083. The next prime is 111102120113. The reversal of 111102120112 is 211021201111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111102120092 and 111102120101.

It is not an unprimeable number, because it can be changed into a prime (111102120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39077763 + ... + 39080605.

Almost surely, 2^111102120112 is an apocalyptic number.

It is an amenable number.

111102120112 is a deficient number, since it is larger than the sum of its proper divisors (110884957520).

111102120112 is a wasteful number, since it uses less digits than its factorization.

111102120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386 (or 3380 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111102120112 its reverse (211021201111), we get a palindrome (322123321223).

The spelling of 111102120112 in words is "one hundred eleven billion, one hundred two million, one hundred twenty thousand, one hundred twelve".