111340443340 has 48 divisors (see below), whose sum is σ = 268363996992. Its totient is φ = 38010018816.

The previous prime is 111340443323. The next prime is 111340443349. The reversal of 111340443340 is 43344043111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 111340443299 and 111340443308.

It is not an unprimeable number, because it can be changed into a prime (111340443349) 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 15 ways as a sum of consecutive naturals, for example, 1674009 + ... + 1739248.

It is an arithmetic number, because the mean of its divisors is an integer number (5590916604).

Almost surely, 2^111340443340 is an apocalyptic number.

111340443340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111340443340 is an abundant number, since it is smaller than the sum of its proper divisors (157023553652).

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

111340443340 is a wasteful number, since it uses less digits than its factorization.

111340443340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3413506 (or 3413504 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 111340443340 its reverse (43344043111), we get a palindrome (154684486451).

The spelling of 111340443340 in words is "one hundred eleven billion, three hundred forty million, four hundred forty-three thousand, three hundred forty".