2020004204321 has 4 divisors (see below), whose sum is σ = 2020625556144. Its totient is φ = 2019382852500.

The previous prime is 2020004204297. The next prime is 2020004204341. The reversal of 2020004204321 is 1234024000202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020004204321 is a prime.

It is a super-3 number, since 3×2020004204321³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020004204293 and 2020004204302.

It is not an unprimeable number, because it can be changed into a prime (2020004204341) 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, 310671035 + ... + 310677536.

It is an arithmetic number, because the mean of its divisors is an integer number (505156389036).

Almost surely, 2^{2020004204321} is an apocalyptic number.

It is an amenable number.

2020004204321 is a deficient number, since it is larger than the sum of its proper divisors (621351823).

2020004204321 is an equidigital number, since it uses as much as digits as its factorization.

2020004204321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621351822.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2020004204321 its reverse (1234024000202), we get a palindrome (3254028204523).

The spelling of 2020004204321 in words is "two trillion, twenty billion, four million, two hundred four thousand, three hundred twenty-one".