111355530000000 has 2048 divisors, whose sum is σ = 440380685122560. Its totient is φ = 24576000000000.

The previous prime is 111355529999971. The next prime is 111355530000083. The reversal of 111355530000000 is 35553111.

111355530000000 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 433289999872 + ... + 433290000128.

Almost surely, 2^{111355530000000} is an apocalyptic number.

111355530000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111355530000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220190342561280).

111355530000000 is an abundant number, since it is smaller than the sum of its proper divisors (329025155122560).

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

111355530000000 is an equidigital number, since it uses as much as digits as its factorization.

111355530000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 1125, while the sum is 24.

Adding to 111355530000000 its reverse (35553111), we get a palindrome (111355565553111).

The spelling of 111355530000000 in words is "one hundred eleven trillion, three hundred fifty-five billion, five hundred thirty million", and thus it is an aban number.