111300103215 has 64 divisors (see below), whose sum is σ = 239435550720. Its totient is φ = 47887096320.

The previous prime is 111300103207. The next prime is 111300103223. The reversal of 111300103215 is 512301003111.

It is an interprime number because it is at equal distance from previous prime (111300103207) and next prime (111300103223).

It is not a de Polignac number, because 111300103215 - 2³ = 111300103207 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 (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3447991 + ... + 3480120.

It is an arithmetic number, because the mean of its divisors is an integer number (3741180480).

Almost surely, 2^111300103215 is an apocalyptic number.

111300103215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111300103215 is an abundant number, since it is smaller than the sum of its proper divisors (128135447505).

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

111300103215 is a wasteful number, since it uses less digits than its factorization.

111300103215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6928149 (or 6928143 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

Adding to 111300103215 its reverse (512301003111), we get a palindrome (623601106326).

The spelling of 111300103215 in words is "one hundred eleven billion, three hundred million, one hundred three thousand, two hundred fifteen".