111143231401320 has 96 divisors (see below), whose sum is σ = 361223841794400. Its totient is φ = 29637510754176.

The previous prime is 111143231401309. The next prime is 111143231401361. The reversal of 111143231401320 is 23104132341111.

111143231401320 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 4 + 3 + 231 + 401 + 3 + 20 = 666.

111143231401320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12146239 + ... + 19230641.

It is an arithmetic number, because the mean of its divisors is an integer number (3762748352025).

Almost surely, 2^{111143231401320} is an apocalyptic number.

111143231401320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111143231401320 is an abundant number, since it is smaller than the sum of its proper divisors (250080610393080).

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

111143231401320 is a wasteful number, since it uses less digits than its factorization.

111143231401320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7127999 (or 7127992 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 111143231401320 its reverse (23104132341111), we get a palindrome (134247363742431).

The spelling of 111143231401320 in words is "one hundred eleven trillion, one hundred forty-three billion, two hundred thirty-one million, four hundred one thousand, three hundred twenty".