111013008187 has 2 divisors, whose sum is σ = 111013008188. Its totient is φ = 111013008186.

The previous prime is 111013008181. The next prime is 111013008199. The reversal of 111013008187 is 781800310111.

It is a weak prime.

It is an emirp because it is prime and its reverse (781800310111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111013008187 is a prime.

It is not a weakly prime, because it can be changed into another prime (111013008181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506504093 + 55506504094.

It is an arithmetic number, because the mean of its divisors is an integer number (55506504094).

Almost surely, 2^111013008187 is an apocalyptic number.

111013008187 is a deficient number, since it is larger than the sum of its proper divisors (1).

111013008187 is an equidigital number, since it uses as much as digits as its factorization.

111013008187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 31.

Adding to 111013008187 its reverse (781800310111), we get a palindrome (892813318298).

The spelling of 111013008187 in words is "one hundred eleven billion, thirteen million, eight thousand, one hundred eighty-seven".