210010202120 has 32 divisors (see below), whose sum is σ = 472545861120. Its totient is φ = 84000008640.

The previous prime is 210010202113. The next prime is 210010202179. The reversal of 210010202120 is 21202010012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789785 + ... + 1021655.

It is an arithmetic number, because the mean of its divisors is an integer number (14767058160).

Almost surely, 2^210010202120 is an apocalyptic number.

210010202120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210010202120 is an abundant number, since it is smaller than the sum of its proper divisors (262535659000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210010202120 is a wasteful number, since it uses less digits than its factorization.

210010202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254525 (or 254521 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210010202120 its reverse (21202010012), we get a palindrome (231212212132).

The spelling of 210010202120 in words is "two hundred ten billion, ten million, two hundred two thousand, one hundred twenty".