2004204120320 has 36 divisors (see below), whose sum is σ = 4800695185020. Its totient is φ = 801681647616.

The previous prime is 2004204120313. The next prime is 2004204120341. The reversal of 2004204120320 is 230214024002.

It can be written as a sum of positive squares in 2 ways, for example, as 1234836557824 + 769367562496 = 1111232^2 + 877136^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2004204120292 and 2004204120301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782890955 + ... + 782893514.

Almost surely, 2^{2004204120320} is an apocalyptic number.

2004204120320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2004204120320 is an abundant number, since it is smaller than the sum of its proper divisors (2796491064700).

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

2004204120320 is an equidigital number, since it uses as much as digits as its factorization.

2004204120320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565784490 (or 1565784476 counting only the distinct ones).

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

Adding to 2004204120320 its reverse (230214024002), we get a palindrome (2234418144322).

The spelling of 2004204120320 in words is "two trillion, four billion, two hundred four million, one hundred twenty thousand, three hundred twenty".