3201022020013 has 4 divisors (see below), whose sum is σ = 3287536128700. Its totient is φ = 3114507911328.

The previous prime is 3201022019989. The next prime is 3201022020019. The reversal of 3201022020013 is 3100202201023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2746586942089 + 454435077924 = 1657283^2 + 674118^2 .

It is a cyclic number.

It is not a de Polignac number, because 3201022020013 - 2⁵ = 3201022019981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201022020019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43257054288 + ... + 43257054361.

It is an arithmetic number, because the mean of its divisors is an integer number (821884032175).

Almost surely, 2^{3201022020013} is an apocalyptic number.

It is an amenable number.

3201022020013 is a deficient number, since it is larger than the sum of its proper divisors (86514108687).

3201022020013 is an equidigital number, since it uses as much as digits as its factorization.

3201022020013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86514108686.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3201022020013 its reverse (3100202201023), we get a palindrome (6301224221036).

The spelling of 3201022020013 in words is "three trillion, two hundred one billion, twenty-two million, twenty thousand, thirteen".