212016199 has 2 divisors, whose sum is σ = 212016200. Its totient is φ = 212016198.

The previous prime is 212016191. The next prime is 212016209. The reversal of 212016199 is 991610212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212016199 - 2³ = 212016191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212016199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212016191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106008099 + 106008100.

It is an arithmetic number, because the mean of its divisors is an integer number (106008100).

Almost surely, 2^212016199 is an apocalyptic number.

212016199 is a deficient number, since it is larger than the sum of its proper divisors (1).

212016199 is an equidigital number, since it uses as much as digits as its factorization.

212016199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 212016199 is about 14560.7760438790. The cubic root of 212016199 is about 596.2883825409.

The spelling of 212016199 in words is "two hundred twelve million, sixteen thousand, one hundred ninety-nine".