111120030112 has 48 divisors (see below), whose sum is σ = 269252387712. Its totient is φ = 43959571200.

The previous prime is 111120030041. The next prime is 111120030113. The reversal of 111120030112 is 211030021111.

It is a happy number.

It is a super-2 number, since 2×111120030112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 111120030092 and 111120030101.

It is not an unprimeable number, because it can be changed into a prime (111120030113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19076764 + ... + 19082587.

It is an arithmetic number, because the mean of its divisors is an integer number (5609424744).

Almost surely, 2^111120030112 is an apocalyptic number.

It is an amenable number.

111120030112 is an abundant number, since it is smaller than the sum of its proper divisors (158132357600).

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

111120030112 is a wasteful number, since it uses less digits than its factorization.

111120030112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38159381 (or 38159373 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111120030112 its reverse (211030021111), we get a palindrome (322150051223).

Subtracting 111120030112 from its reverse (211030021111), we obtain a palindrome (99909990999).

The spelling of 111120030112 in words is "one hundred eleven billion, one hundred twenty million, thirty thousand, one hundred twelve".