212112323200199 has 4 divisors (see below), whose sum is σ = 223276129684440. Its totient is φ = 200948516715960.

The previous prime is 212112323200187. The next prime is 212112323200207. The reversal of 212112323200199 is 991002323211212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212112323200199 - 2⁸ = 212112323199943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212112323200109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5581903242092 + ... + 5581903242129.

It is an arithmetic number, because the mean of its divisors is an integer number (55819032421110).

Almost surely, 2^{212112323200199} is an apocalyptic number.

212112323200199 is a deficient number, since it is larger than the sum of its proper divisors (11163806484241).

212112323200199 is a wasteful number, since it uses less digits than its factorization.

212112323200199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163806484240.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 212112323200199 in words is "two hundred twelve trillion, one hundred twelve billion, three hundred twenty-three million, two hundred thousand, one hundred ninety-nine".