210012200999966 has 8 divisors (see below), whose sum is σ = 315098724871800. Its totient is φ = 104979292709368.

The previous prime is 210012200999929. The next prime is 210012200999983. The reversal of 210012200999966 is 669999002210012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13403885516 + ... + 13403901183.

It is an arithmetic number, because the mean of its divisors is an integer number (39387340608975).

Almost surely, 2^{210012200999966} is an apocalyptic number.

210012200999966 is a deficient number, since it is larger than the sum of its proper divisors (105086523871834).

210012200999966 is a wasteful number, since it uses less digits than its factorization.

210012200999966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26807790618.

The product of its (nonzero) digits is 1889568, while the sum is 56.

The spelling of 210012200999966 in words is "two hundred ten trillion, twelve billion, two hundred million, nine hundred ninety-nine thousand, nine hundred sixty-six".