20004313130 has 8 divisors (see below), whose sum is σ = 36007763652. Its totient is φ = 8001725248.

The previous prime is 20004313111. The next prime is 20004313159. The reversal of 20004313130 is 3131340002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18433221361 + 1571091769 = 135769^2 + 39637^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20004313099 and 20004313108.

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, 1000215647 + ... + 1000215666.

Almost surely, 2^20004313130 is an apocalyptic number.

20004313130 is a deficient number, since it is larger than the sum of its proper divisors (16003450522).

20004313130 is a wasteful number, since it uses less digits than its factorization.

20004313130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000431320.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20004313130 its reverse (3131340002), we get a palindrome (23135653132).

The spelling of 20004313130 in words is "twenty billion, four million, three hundred thirteen thousand, one hundred thirty".