111513243055 has 8 divisors (see below), whose sum is σ = 134051072400. Its totient is φ = 89053807296.

The previous prime is 111513243041. The next prime is 111513243097. The reversal of 111513243055 is 550342315111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111513243055 - 2⁷ = 111513242927 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 19595265 + ... + 19600954.

It is an arithmetic number, because the mean of its divisors is an integer number (16756384050).

Almost surely, 2^111513243055 is an apocalyptic number.

111513243055 is a deficient number, since it is larger than the sum of its proper divisors (22537829345).

111513243055 is an equidigital number, since it uses as much as digits as its factorization.

111513243055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39196793.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 111513243055 its reverse (550342315111), we get a palindrome (661855558166).

The spelling of 111513243055 in words is "one hundred eleven billion, five hundred thirteen million, two hundred forty-three thousand, fifty-five".