210213311211 has 8 divisors (see below), whose sum is σ = 311427127760. Its totient is φ = 140142207456.

The previous prime is 210213311179. The next prime is 210213311219. The reversal of 210213311211 is 112113312012.

210213311211 is a `hidden beast` number, since 210 + 2 + 1 + 331 + 121 + 1 = 666.

210213311211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 210213311211 - 2⁵ = 210213311179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210213311219) 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 7 ways as a sum of consecutive naturals, for example, 3892839070 + ... + 3892839123.

It is an arithmetic number, because the mean of its divisors is an integer number (38928390970).

Almost surely, 2^210213311211 is an apocalyptic number.

210213311211 is a deficient number, since it is larger than the sum of its proper divisors (101213816549).

210213311211 is an equidigital number, since it uses as much as digits as its factorization.

210213311211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7785678202 (or 7785678196 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 210213311211 its reverse (112113312012), we get a palindrome (322326623223).

The spelling of 210213311211 in words is "two hundred ten billion, two hundred thirteen million, three hundred eleven thousand, two hundred eleven".