3221020021210 has 16 divisors (see below), whose sum is σ = 5797878663456. Its totient is φ = 1288398536208.

The previous prime is 3221020021189. The next prime is 3221020021213. The reversal of 3221020021210 is 121200201223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3221020021213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337237 + ... + 2560423.

It is an arithmetic number, because the mean of its divisors is an integer number (362367416466).

Almost surely, 2^{3221020021210} is an apocalyptic number.

3221020021210 is a deficient number, since it is larger than the sum of its proper divisors (2576858642246).

3221020021210 is a wasteful number, since it uses less digits than its factorization.

3221020021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368077.

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

Adding to 3221020021210 its reverse (121200201223), we get a palindrome (3342220222433).

The spelling of 3221020021210 in words is "three trillion, two hundred twenty-one billion, twenty million, twenty-one thousand, two hundred ten".