111110020112 has 160 divisors (see below), whose sum is σ = 280807027200. Its totient is φ = 41330663424.

The previous prime is 111110020111. The next prime is 111110020199. The reversal of 111110020112 is 211020011111.

It is a junction number, because it is equal to n+sod(n) for n = 111110020093 and 111110020102.

It is not an unprimeable number, because it can be changed into a prime (111110020111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46507814 + ... + 46510202.

It is an arithmetic number, because the mean of its divisors is an integer number (1755043920).

Almost surely, 2^111110020112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111110020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140403513600).

111110020112 is an abundant number, since it is smaller than the sum of its proper divisors (169697007088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111110020112 is a wasteful number, since it uses less digits than its factorization.

111110020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313 (or 4307 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111110020112 its reverse (211020011111), we get a palindrome (322130031223).

Subtracting 111110020112 from its reverse (211020011111), we obtain a palindrome (99909990999).

The spelling of 111110020112 in words is "one hundred eleven billion, one hundred ten million, twenty thousand, one hundred twelve".