213210020210 has 32 divisors (see below), whose sum is σ = 426566336832. Its totient is φ = 76068066880.

The previous prime is 213210020207. The next prime is 213210020251. The reversal of 213210020210 is 12020012312.

It is a happy number.

213210020210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 18279764 + ... + 18291423.

It is an arithmetic number, because the mean of its divisors is an integer number (13330198026).

Almost surely, 2^213210020210 is an apocalyptic number.

213210020210 is an abundant number, since it is smaller than the sum of its proper divisors (213356316622).

213210020210 is a wasteful number, since it uses less digits than its factorization.

213210020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36571258.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 213210020210 its reverse (12020012312), we get a palindrome (225230032522).

The spelling of 213210020210 in words is "two hundred thirteen billion, two hundred ten million, twenty thousand, two hundred ten".