111411121304 has 16 divisors (see below), whose sum is σ = 238738117200. Its totient is φ = 47747623392.

The previous prime is 111411121301. The next prime is 111411121357. The reversal of 111411121304 is 403121114111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111411121301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 994742099 + ... + 994742210.

It is an arithmetic number, because the mean of its divisors is an integer number (14921132325).

Almost surely, 2^111411121304 is an apocalyptic number.

111411121304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111411121304 is an abundant number, since it is smaller than the sum of its proper divisors (127326995896).

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

111411121304 is a wasteful number, since it uses less digits than its factorization.

111411121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989484322 (or 1989484318 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 111411121304 its reverse (403121114111), we get a palindrome (514532235415).

The spelling of 111411121304 in words is "one hundred eleven billion, four hundred eleven million, one hundred twenty-one thousand, three hundred four".