200201212100999 has 4 divisors (see below), whose sum is σ = 200201419665600. Its totient is φ = 200201004536400.

The previous prime is 200201212100909. The next prime is 200201212101029. The reversal of 200201212100999 is 999001212102002.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200201212100999 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 (200201212100909) 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, 102328727 + ... + 104266824.

It is an arithmetic number, because the mean of its divisors is an integer number (50050354916400).

Almost surely, 2^{200201212100999} is an apocalyptic number.

200201212100999 is a deficient number, since it is larger than the sum of its proper divisors (207564601).

200201212100999 is an equidigital number, since it uses as much as digits as its factorization.

200201212100999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207564600.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 200201212100999 in words is "two hundred trillion, two hundred one billion, two hundred twelve million, one hundred thousand, nine hundred ninety-nine".