331221332003020 has 12 divisors (see below), whose sum is σ = 695564797206384. Its totient is φ = 132488532801200.

The previous prime is 331221332002879. The next prime is 331221332003053. The reversal of 331221332003020 is 20300233122133.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8280533300056 + ... + 8280533300095.

It is an arithmetic number, because the mean of its divisors is an integer number (57963733100532).

Almost surely, 2^{331221332003020} is an apocalyptic number.

It is an amenable number.

331221332003020 is an abundant number, since it is smaller than the sum of its proper divisors (364343465203364).

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

331221332003020 is a wasteful number, since it uses less digits than its factorization.

331221332003020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16561066600160 (or 16561066600158 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 331221332003020 its reverse (20300233122133), we get a palindrome (351521565125153).

The spelling of 331221332003020 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, three hundred thirty-two million, three thousand, twenty".