111424345240 has 64 divisors (see below), whose sum is σ = 270032182560. Its totient is φ = 41134832640.

The previous prime is 111424345231. The next prime is 111424345309. The reversal of 111424345240 is 42543424111.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 4418347 + ... + 4443493.

Almost surely, 2^111424345240 is an apocalyptic number.

111424345240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111424345240 is an abundant number, since it is smaller than the sum of its proper divisors (158607837320).

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

111424345240 is a wasteful number, since it uses less digits than its factorization.

111424345240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33692 (or 33688 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 111424345240 its reverse (42543424111), we get a palindrome (153967769351).

The spelling of 111424345240 in words is "one hundred eleven billion, four hundred twenty-four million, three hundred forty-five thousand, two hundred forty".