111310444032 has 80 divisors (see below), whose sum is σ = 297833846640. Its totient is φ = 36941340672.

The previous prime is 111310443989. The next prime is 111310444051. The reversal of 111310444032 is 230444013111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 111310443993 and 111310444011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193518 + ... + 509970.

It is an arithmetic number, because the mean of its divisors is an integer number (3722923083).

Almost surely, 2^111310444032 is an apocalyptic number.

111310444032 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 111310444032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148916923320).

111310444032 is an abundant number, since it is smaller than the sum of its proper divisors (186523402608).

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

111310444032 is an equidigital number, since it uses as much as digits as its factorization.

111310444032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316703 (or 316687 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 111310444032 its reverse (230444013111), we get a palindrome (341754457143).

The spelling of 111310444032 in words is "one hundred eleven billion, three hundred ten million, four hundred forty-four thousand, thirty-two".