201020102212210 has 48 divisors (see below), whose sum is σ = 394466883408000. Its totient is φ = 73549278718272.

The previous prime is 201020102212199. The next prime is 201020102212213. The reversal of 201020102212210 is 12212201020102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201020102212213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 628853610 + ... + 629173189.

It is an arithmetic number, because the mean of its divisors is an integer number (8218060071000).

Almost surely, 2^{201020102212210} is an apocalyptic number.

201020102212210 is a deficient number, since it is larger than the sum of its proper divisors (193446781195790).

201020102212210 is a wasteful number, since it uses less digits than its factorization.

201020102212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258026883 (or 1258026854 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201020102212210 its reverse (12212201020102), we get a palindrome (213232303232312).

The spelling of 201020102212210 in words is "two hundred one trillion, twenty billion, one hundred two million, two hundred twelve thousand, two hundred ten".