201210101210 has 32 divisors (see below), whose sum is σ = 378316300032. Its totient is φ = 76905037440.

The previous prime is 201210101171. The next prime is 201210101227. The reversal of 201210101210 is 12101012102.

It is a junction number, because it is equal to n+sod(n) for n = 201210101191 and 201210101200.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 229931 + ... + 674750.

It is an arithmetic number, because the mean of its divisors is an integer number (11822384376).

Almost surely, 2^201210101210 is an apocalyptic number.

201210101210 is a deficient number, since it is larger than the sum of its proper divisors (177106198822).

201210101210 is a wasteful number, since it uses less digits than its factorization.

201210101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905678.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201210101210 its reverse (12101012102), we get a palindrome (213311113312).

The spelling of 201210101210 in words is "two hundred one billion, two hundred ten million, one hundred one thousand, two hundred ten".