210201220200210 has 64 divisors (see below), whose sum is σ = 506647671344640. Its totient is φ = 55813181679360.

The previous prime is 210201220200203. The next prime is 210201220200211. The reversal of 210201220200210 is 12002022102012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 210201220200210.

It is not an unprimeable number, because it can be changed into a prime (210201220200211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65992644 + ... + 69104496.

It is an arithmetic number, because the mean of its divisors is an integer number (7916369864760).

Almost surely, 2^{210201220200210} is an apocalyptic number.

210201220200210 is an abundant number, since it is smaller than the sum of its proper divisors (296446451144430).

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

210201220200210 is a wasteful number, since it uses less digits than its factorization.

210201220200210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3121523.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210201220200210 its reverse (12002022102012), we get a palindrome (222203242302222).

The spelling of 210201220200210 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty million, two hundred thousand, two hundred ten".