200211121221203 has 4 divisors (see below), whose sum is σ = 200222428130040. Its totient is φ = 200199814312368.

The previous prime is 200211121221173. The next prime is 200211121221239. The reversal of 200211121221203 is 302122121112002.

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 200211121221203 - 2¹⁴ = 200211121204819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200211121221253) by changing a digit.

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, 5653427858 + ... + 5653463271.

It is an arithmetic number, because the mean of its divisors is an integer number (50055607032510).

Almost surely, 2^{200211121221203} is an apocalyptic number.

200211121221203 is a deficient number, since it is larger than the sum of its proper divisors (11306908837).

200211121221203 is a wasteful number, since it uses less digits than its factorization.

200211121221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11306908836.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 200211121221203 its reverse (302122121112002), we get a palindrome (502333242333205).

The spelling of 200211121221203 in words is "two hundred trillion, two hundred eleven billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred three".