111301140440 has 256 divisors, whose sum is σ = 312439680000. Its totient is φ = 34817513472.

The previous prime is 111301140427. The next prime is 111301140443. The reversal of 111301140440 is 44041103111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111301140443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90561746 + ... + 90562974.

It is an arithmetic number, because the mean of its divisors is an integer number (1220467500).

Almost surely, 2^111301140440 is an apocalyptic number.

111301140440 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 111301140440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156219840000).

111301140440 is an abundant number, since it is smaller than the sum of its proper divisors (201138539560).

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

111301140440 is a wasteful number, since it uses less digits than its factorization.

111301140440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111301140440 its reverse (44041103111), we get a palindrome (155342243551).

The spelling of 111301140440 in words is "one hundred eleven billion, three hundred one million, one hundred forty thousand, four hundred forty".