111102440432 has 40 divisors (see below), whose sum is σ = 216665763456. Its totient is φ = 55188962496.

The previous prime is 111102440429. The next prime is 111102440437. The reversal of 111102440432 is 234044201111.

It is a super-2 number, since 2×111102440432² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111102440398 and 111102440407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102440437) 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, 8305013 + ... + 8318379.

Almost surely, 2^111102440432 is an apocalyptic number.

It is an amenable number.

111102440432 is a deficient number, since it is larger than the sum of its proper divisors (105563323024).

111102440432 is a wasteful number, since it uses less digits than its factorization.

111102440432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16725 (or 16719 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 111102440432 its reverse (234044201111), we get a palindrome (345146641543).

It can be divided in two parts, 11110 and 2440432, that added together give a palindrome (2451542).

The spelling of 111102440432 in words is "one hundred eleven billion, one hundred two million, four hundred forty thousand, four hundred thirty-two".