111135012 has 24 divisors (see below), whose sum is σ = 262231200. Its totient is φ = 36628416.

The previous prime is 111135007. The next prime is 111135053. The reversal of 111135012 is 210531111.

It is a junction number, because it is equal to n+sod(n) for n = 111134982 and 111135000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50962 + ... + 53097.

It is an arithmetic number, because the mean of its divisors is an integer number (10926300).

Almost surely, 2^111135012 is an apocalyptic number.

111135012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111135012 is an abundant number, since it is smaller than the sum of its proper divisors (151096188).

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

111135012 is a wasteful number, since it uses less digits than its factorization.

111135012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104155 (or 104153 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 111135012 is about 10542.0591916380. The cubic root of 111135012 is about 480.7843253445.

Adding to 111135012 its reverse (210531111), we get a palindrome (321666123).

The spelling of 111135012 in words is "one hundred eleven million, one hundred thirty-five thousand, twelve".