3203221030020 has 144 divisors (see below), whose sum is σ = 10600880996160. Its totient is φ = 776455545600.

The previous prime is 3203221029977. The next prime is 3203221030069. The reversal of 3203221030020 is 200301223023.

It is a happy number.

3203221030020 is a `hidden beast` number, since 3 + 20 + 322 + 1 + 0 + 300 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3203221029975 and 3203221030002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19601811 + ... + 19764549.

It is an arithmetic number, because the mean of its divisors is an integer number (73617229140).

Almost surely, 2^{3203221030020} is an apocalyptic number.

3203221030020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3203221030020 is an abundant number, since it is smaller than the sum of its proper divisors (7397659966140).

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

3203221030020 is a wasteful number, since it uses less digits than its factorization.

3203221030020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172706 (or 172701 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 3203221030020 its reverse (200301223023), we get a palindrome (3403522253043).

The spelling of 3203221030020 in words is "three trillion, two hundred three billion, two hundred twenty-one million, thirty thousand, twenty".