200120111202211 has 4 divisors (see below), whose sum is σ = 201394761592192. Its totient is φ = 198845460812232.

The previous prime is 200120111202197. The next prime is 200120111202223. The reversal of 200120111202211 is 112202111021002.

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-200120111202211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200120111202241) 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, 637325194755 + ... + 637325195068.

It is an arithmetic number, because the mean of its divisors is an integer number (50348690398048).

Almost surely, 2^{200120111202211} is an apocalyptic number.

200120111202211 is a deficient number, since it is larger than the sum of its proper divisors (1274650389981).

200120111202211 is a wasteful number, since it uses less digits than its factorization.

200120111202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274650389980.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200120111202211 its reverse (112202111021002), we get a palindrome (312322222223213).

The spelling of 200120111202211 in words is "two hundred trillion, one hundred twenty billion, one hundred eleven million, two hundred two thousand, two hundred eleven".