111311323013304 has 96 divisors (see below), whose sum is σ = 305314154308800. Its totient is φ = 36630514103040.

The previous prime is 111311323013291. The next prime is 111311323013357. The reversal of 111311323013304 is 403310323113111.

111311323013304 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 1 + 1 + 323 + 0 + 1 + 330 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57364734 + ... + 59273394.

It is an arithmetic number, because the mean of its divisors is an integer number (3180355774050).

Almost surely, 2^{111311323013304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111311323013304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152657077154400).

111311323013304 is an abundant number, since it is smaller than the sum of its proper divisors (194002831295496).

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

111311323013304 is a wasteful number, since it uses less digits than its factorization.

111311323013304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919005 (or 1918998 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 111311323013304 its reverse (403310323113111), we get a palindrome (514621646126415).

The spelling of 111311323013304 in words is "one hundred eleven trillion, three hundred eleven billion, three hundred twenty-three million, thirteen thousand, three hundred four".