212201200187 has 2 divisors, whose sum is σ = 212201200188. Its totient is φ = 212201200186.

The previous prime is 212201200177. The next prime is 212201200193. The reversal of 212201200187 is 781002102212.

212201200187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212201200187 is a prime.

It is not a weakly prime, because it can be changed into another prime (212201200117) 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, 106100600093 + 106100600094.

It is an arithmetic number, because the mean of its divisors is an integer number (106100600094).

Almost surely, 2^212201200187 is an apocalyptic number.

212201200187 is a deficient number, since it is larger than the sum of its proper divisors (1).

212201200187 is an equidigital number, since it uses as much as digits as its factorization.

212201200187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 212201200187 its reverse (781002102212), we get a palindrome (993203302399).

The spelling of 212201200187 in words is "two hundred twelve billion, two hundred one million, two hundred thousand, one hundred eighty-seven".