201322021210 has 32 divisors (see below), whose sum is σ = 370842069312. Its totient is φ = 78648622080.

The previous prime is 201322021193. The next prime is 201322021213. The reversal of 201322021210 is 12120223102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201322021213) 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, 7566330 + ... + 7592890.

It is an arithmetic number, because the mean of its divisors is an integer number (11588814666).

Almost surely, 2^201322021210 is an apocalyptic number.

201322021210 is a deficient number, since it is larger than the sum of its proper divisors (169520048102).

201322021210 is a wasteful number, since it uses less digits than its factorization.

201322021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44238.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 201322021210 its reverse (12120223102), we get a palindrome (213442244312).

The spelling of 201322021210 in words is "two hundred one billion, three hundred twenty-two million, twenty-one thousand, two hundred ten".