3221231013200 has 30 divisors (see below), whose sum is σ = 7739007510174. Its totient is φ = 1288492405120.

The previous prime is 3221231013197. The next prime is 3221231013263. The reversal of 3221231013200 is 23101321223.

It can be written as a sum of positive squares in 3 ways, for example, as 782149209664 + 2439081803536 = 884392^2 + 1561756^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4026538367 + ... + 4026539166.

Almost surely, 2^{3221231013200} is an apocalyptic number.

It is an amenable number.

3221231013200 is an abundant number, since it is smaller than the sum of its proper divisors (4517776496974).

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

3221231013200 is a wasteful number, since it uses less digits than its factorization.

3221231013200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8053077551 (or 8053077540 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3221231013200 its reverse (23101321223), we get a palindrome (3244332334423).

The spelling of 3221231013200 in words is "three trillion, two hundred twenty-one billion, two hundred thirty-one million, thirteen thousand, two hundred".