111242231384 has 16 divisors (see below), whose sum is σ = 211092187320. Its totient is φ = 54950981440.

The previous prime is 111242231383. The next prime is 111242231459. The reversal of 111242231384 is 483132242111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111242231384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111242231381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83766077 + ... + 83767404.

Almost surely, 2^111242231384 is an apocalyptic number.

It is an amenable number.

111242231384 is a deficient number, since it is larger than the sum of its proper divisors (99849955936).

111242231384 is a wasteful number, since it uses less digits than its factorization.

111242231384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167533570 (or 167533566 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

Adding to 111242231384 its reverse (483132242111), we get a palindrome (594374473495).

The spelling of 111242231384 in words is "one hundred eleven billion, two hundred forty-two million, two hundred thirty-one thousand, three hundred eighty-four".