11212012300187 has 2 divisors, whose sum is σ = 11212012300188. Its totient is φ = 11212012300186.

The previous prime is 11212012300169. The next prime is 11212012300231. The reversal of 11212012300187 is 78100321021211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212012300187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212012300487) by changing a digit.

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 as a sum of consecutive naturals, namely, 5606006150093 + 5606006150094.

It is an arithmetic number, because the mean of its divisors is an integer number (5606006150094).

Almost surely, 2^{11212012300187} is an apocalyptic number.

11212012300187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212012300187 is an equidigital number, since it uses as much as digits as its factorization.

11212012300187 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 29.

Adding to 11212012300187 its reverse (78100321021211), we get a palindrome (89312333321398).

The spelling of 11212012300187 in words is "eleven trillion, two hundred twelve billion, twelve million, three hundred thousand, one hundred eighty-seven".