211200020223 has 4 divisors (see below), whose sum is σ = 281600026968. Its totient is φ = 140800013480.

The previous prime is 211200020221. The next prime is 211200020243. The reversal of 211200020223 is 322020002112.

It is a happy number.

211200020223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 211200020223 - 2¹ = 211200020221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211200020221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35200003368 + ... + 35200003373.

It is an arithmetic number, because the mean of its divisors is an integer number (70400006742).

Almost surely, 2^211200020223 is an apocalyptic number.

211200020223 is a deficient number, since it is larger than the sum of its proper divisors (70400006745).

211200020223 is an equidigital number, since it uses as much as digits as its factorization.

211200020223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70400006744.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 211200020223 its reverse (322020002112), we get a palindrome (533220022335).

The spelling of 211200020223 in words is "two hundred eleven billion, two hundred million, twenty thousand, two hundred twenty-three".