111120201112112 has 20 divisors (see below), whose sum is σ = 215312946537360. Its totient is φ = 55555569747648.

The previous prime is 111120201112097. The next prime is 111120201112183. The reversal of 111120201112112 is 211211102021111.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 282973187 + ... + 283365602.

It is an arithmetic number, because the mean of its divisors is an integer number (10765647326868).

Almost surely, 2^{111120201112112} is an apocalyptic number.

It is an amenable number.

111120201112112 is a deficient number, since it is larger than the sum of its proper divisors (104192745425248).

111120201112112 is a wasteful number, since it uses less digits than its factorization.

111120201112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566351060 (or 566351054 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 111120201112112 its reverse (211211102021111), we get a palindrome (322331303133223).

The spelling of 111120201112112 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred one million, one hundred twelve thousand, one hundred twelve".