111431440332 has 72 divisors (see below), whose sum is σ = 286649266176. Its totient is φ = 36493408224.

The previous prime is 111431440297. The next prime is 111431440339. The reversal of 111431440332 is 233044134111.

111431440332 is a `hidden beast` number, since 1 + 1 + 14 + 314 + 4 + 0 + 332 = 666.

111431440332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 111431440296 and 111431440305.

It is not an unprimeable number, because it can be changed into a prime (111431440339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 352603 + ... + 589229.

It is an arithmetic number, because the mean of its divisors is an integer number (3981239808).

Almost surely, 2^111431440332 is an apocalyptic number.

111431440332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111431440332 is an abundant number, since it is smaller than the sum of its proper divisors (175217825844).

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

111431440332 is a wasteful number, since it uses less digits than its factorization.

111431440332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236867 (or 236862 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 111431440332 its reverse (233044134111), we get a palindrome (344475574443).

The spelling of 111431440332 in words is "one hundred eleven billion, four hundred thirty-one million, four hundred forty thousand, three hundred thirty-two".