111230122044 has 24 divisors (see below), whose sum is σ = 264433876560. Its totient is φ = 36377146624.

The previous prime is 111230121979. The next prime is 111230122051. The reversal of 111230122044 is 440221032111.

It is a self number, because there is not a number n which added to its sum of digits gives 111230122044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87444429 + ... + 87445700.

It is an arithmetic number, because the mean of its divisors is an integer number (11018078190).

Almost surely, 2^111230122044 is an apocalyptic number.

It is an amenable number.

111230122044 is an abundant number, since it is smaller than the sum of its proper divisors (153203754516).

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

111230122044 is a wasteful number, since it uses less digits than its factorization.

111230122044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174890189 (or 174890187 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 111230122044 its reverse (440221032111), we get a palindrome (551451154155).

The spelling of 111230122044 in words is "one hundred eleven billion, two hundred thirty million, one hundred twenty-two thousand, forty-four".