111100012032 has 40 divisors (see below), whose sum is σ = 295977379896. Its totient is φ = 37033336832.

The previous prime is 111100012027. The next prime is 111100012057. The reversal of 111100012032 is 230210001111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 111100011999 and 111100012017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36163833 + ... + 36166904.

Almost surely, 2^111100012032 is an apocalyptic number.

111100012032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111100012032 is an abundant number, since it is smaller than the sum of its proper divisors (184877367864).

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

111100012032 is an frugal number, since it uses more digits than its factorization.

111100012032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72330758 (or 72330742 counting only the distinct ones).

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

Adding to 111100012032 its reverse (230210001111), we get a palindrome (341310013143).

The spelling of 111100012032 in words is "one hundred eleven billion, one hundred million, twelve thousand, thirty-two".