202130210 has 32 divisors (see below), whose sum is σ = 385903872. Its totient is φ = 76063680.

The previous prime is 202130191. The next prime is 202130213. The reversal of 202130210 is 12031202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202130191 and 202130200.

It is not an unprimeable number, because it can be changed into a prime (202130213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6827 + ... + 21233.

It is an arithmetic number, because the mean of its divisors is an integer number (12059496).

Almost surely, 2^202130210 is an apocalyptic number.

202130210 is a deficient number, since it is larger than the sum of its proper divisors (183773662).

202130210 is a wasteful number, since it uses less digits than its factorization.

202130210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14498.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 202130210 is about 14217.2504374088. The cubic root of 202130210 is about 586.8724767893.

Adding to 202130210 its reverse (12031202), we get a palindrome (214161412).

The spelling of 202130210 in words is "two hundred two million, one hundred thirty thousand, two hundred ten".