111424403140 has 24 divisors (see below), whose sum is σ = 235100218752. Its totient is φ = 44358528480.

The previous prime is 111424403081. The next prime is 111424403143. The reversal of 111424403140 is 41304424111.

It is not an unprimeable number, because it can be changed into a prime (111424403143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13197724 + ... + 13206163.

It is an arithmetic number, because the mean of its divisors is an integer number (9795842448).

Almost surely, 2^111424403140 is an apocalyptic number.

111424403140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111424403140 is an abundant number, since it is smaller than the sum of its proper divisors (123675815612).

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

111424403140 is a wasteful number, since it uses less digits than its factorization.

111424403140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26404107 (or 26404105 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 111424403140 its reverse (41304424111), we get a palindrome (152728827251).

The spelling of 111424403140 in words is "one hundred eleven billion, four hundred twenty-four million, four hundred three thousand, one hundred forty".