111432344412 has 24 divisors (see below), whose sum is σ = 260147675536. Its totient is φ = 37124275968.

The previous prime is 111432344411. The next prime is 111432344431. The reversal of 111432344412 is 214443234111.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 111432344412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111432344411) 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, 2456443 + ... + 2501394.

Almost surely, 2^111432344412 is an apocalyptic number.

111432344412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111432344412 is an abundant number, since it is smaller than the sum of its proper divisors (148715331124).

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

111432344412 is a wasteful number, since it uses less digits than its factorization.

111432344412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959717 (or 4959715 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

Adding to 111432344412 its reverse (214443234111), we get a palindrome (325875578523).

The spelling of 111432344412 in words is "one hundred eleven billion, four hundred thirty-two million, three hundred forty-four thousand, four hundred twelve".