20004320213004 has 48 divisors (see below), whose sum is σ = 51126660194400. Its totient is φ = 6059456019456.

The previous prime is 20004320212999. The next prime is 20004320213057. The reversal of 20004320213004 is 40031202340002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690690519 + ... + 1690702350.

It is an arithmetic number, because the mean of its divisors is an integer number (1065138754050).

Almost surely, 2^{20004320213004} is an apocalyptic number.

It is an amenable number.

20004320213004 is an abundant number, since it is smaller than the sum of its proper divisors (31122339981396).

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

20004320213004 is a wasteful number, since it uses less digits than its factorization.

20004320213004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381392922 (or 3381392920 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20004320213004 its reverse (40031202340002), we get a palindrome (60035522553006).

The spelling of 20004320213004 in words is "twenty trillion, four billion, three hundred twenty million, two hundred thirteen thousand, four".