3220303203220 has 48 divisors (see below), whose sum is σ = 6796434597120. Its totient is φ = 1281692329344.

The previous prime is 3220303203211. The next prime is 3220303203223. The reversal of 3220303203220 is 223023030223.

3220303203220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3220303203191 and 3220303203200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220303203223) 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, 5640547 + ... + 6185173.

It is an arithmetic number, because the mean of its divisors is an integer number (141592387440).

Almost surely, 2^{3220303203220} is an apocalyptic number.

It is an amenable number.

3220303203220 is an abundant number, since it is smaller than the sum of its proper divisors (3576131393900).

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

3220303203220 is a wasteful number, since it uses less digits than its factorization.

3220303203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546112 (or 546110 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 3220303203220 its reverse (223023030223), we get a palindrome (3443326233443).

The spelling of 3220303203220 in words is "three trillion, two hundred twenty billion, three hundred three million, two hundred three thousand, two hundred twenty".