3203121122020 has 36 divisors (see below), whose sum is σ = 7031728868220. Its totient is φ = 1225541990464.

The previous prime is 3203121121877. The next prime is 3203121122021. The reversal of 3203121122020 is 202211213023.

3203121122020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2333885622436 + 869235499584 = 1527706^2 + 932328^2 .

It is not an unprimeable number, because it can be changed into a prime (3203121122021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151365655 + ... + 151386814.

It is an arithmetic number, because the mean of its divisors is an integer number (195325801895).

Almost surely, 2^{3203121122020} is an apocalyptic number.

It is an amenable number.

3203121122020 is an abundant number, since it is smaller than the sum of its proper divisors (3828607746200).

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

3203121122020 is a wasteful number, since it uses less digits than its factorization.

3203121122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302752524 (or 302752499 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 3203121122020 its reverse (202211213023), we get a palindrome (3405332335043).

The spelling of 3203121122020 in words is "three trillion, two hundred three billion, one hundred twenty-one million, one hundred twenty-two thousand, twenty".