111132223032 has 128 divisors (see below), whose sum is σ = 295898572800. Its totient is φ = 34707539328.

The previous prime is 111132222991. The next prime is 111132223039. The reversal of 111132223032 is 230322231111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132223039) 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, 6611743 + ... + 6628529.

It is an arithmetic number, because the mean of its divisors is an integer number (2311707600).

Almost surely, 2^111132223032 is an apocalyptic number.

111132223032 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 111132223032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147949286400).

111132223032 is an abundant number, since it is smaller than the sum of its proper divisors (184766349768).

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

111132223032 is a wasteful number, since it uses less digits than its factorization.

111132223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17065 (or 17061 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111132223032 its reverse (230322231111), we get a palindrome (341454454143).

The spelling of 111132223032 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred twenty-three thousand, thirty-two".