3220313100020 has 24 divisors (see below), whose sum is σ = 6763329697824. Its totient is φ = 1287997204256.

The previous prime is 3220313099987. The next prime is 3220313100089. The reversal of 3220313100020 is 200013130223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7795862 + ... + 8198541.

It is an arithmetic number, because the mean of its divisors is an integer number (281805404076).

Almost surely, 2^{3220313100020} is an apocalyptic number.

It is an amenable number.

3220313100020 is an abundant number, since it is smaller than the sum of its proper divisors (3543016597804).

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

3220313100020 is a wasteful number, since it uses less digits than its factorization.

3220313100020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16004479 (or 16004477 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 3220313100020 its reverse (200013130223), we get a palindrome (3420326230243).

The spelling of 3220313100020 in words is "three trillion, two hundred twenty billion, three hundred thirteen million, one hundred thousand, twenty".