111133130232 has 64 divisors (see below), whose sum is σ = 284820883200. Its totient is φ = 36113980160.

The previous prime is 111133130209. The next prime is 111133130249. The reversal of 111133130232 is 232031331111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111133130199 and 111133130208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1303819 + ... + 1386437.

It is an arithmetic number, because the mean of its divisors is an integer number (4450326300).

Almost surely, 2^111133130232 is an apocalyptic number.

111133130232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111133130232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142410441600).

111133130232 is an abundant number, since it is smaller than the sum of its proper divisors (173687752968).

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

111133130232 is a wasteful number, since it uses less digits than its factorization.

111133130232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84036 (or 84032 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111133130232 its reverse (232031331111), we get a palindrome (343164461343).

The spelling of 111133130232 in words is "one hundred eleven billion, one hundred thirty-three million, one hundred thirty thousand, two hundred thirty-two".