210210212223 has 12 divisors (see below), whose sum is σ = 331240334568. Its totient is φ = 127400128560.

The previous prime is 210210212221. The next prime is 210210212269. The reversal of 210210212223 is 322212012012.

210210212223 is a `hidden beast` number, since 21 + 0 + 210 + 212 + 223 = 666.

210210212223 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 210210212223 - 2¹ = 210210212221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210210212196 and 210210212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210210212221) 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 11 ways as a sum of consecutive naturals, for example, 1061667640 + ... + 1061667837.

It is an arithmetic number, because the mean of its divisors is an integer number (27603361214).

Almost surely, 2^210210212223 is an apocalyptic number.

210210212223 is a deficient number, since it is larger than the sum of its proper divisors (121030122345).

210210212223 is a wasteful number, since it uses less digits than its factorization.

210210212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123335494 (or 2123335491 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 210210212223 its reverse (322212012012), we get a palindrome (532422224235).

The spelling of 210210212223 in words is "two hundred ten billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-three".