111003434240 has 72 divisors (see below), whose sum is σ = 266458701600. Its totient is φ = 44306057216.

The previous prime is 111003434239. The next prime is 111003434287. The reversal of 111003434240 is 42434300111.

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, 504911 + ... + 690609.

It is an arithmetic number, because the mean of its divisors is an integer number (3700815300).

Almost surely, 2^111003434240 is an apocalyptic number.

111003434240 is a gapful number since it is divisible by the number (10) 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 111003434240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133229350800).

111003434240 is an abundant number, since it is smaller than the sum of its proper divisors (155455267360).

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

111003434240 is an equidigital number, since it uses as much as digits as its factorization.

111003434240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186187 (or 186173 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 111003434240 its reverse (42434300111), we get a palindrome (153437734351).

The spelling of 111003434240 in words is "one hundred eleven billion, three million, four hundred thirty-four thousand, two hundred forty".