3000000000020 has 48 divisors (see below), whose sum is σ = 6358562622720. Its totient is φ = 1188847863936.

The previous prime is 3000000000013. The next prime is 3000000000121. The reversal of 3000000000020 is 200000000003.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a junction number, because it is equal to n+sod(n) for n = 2999999999923 and 3000000000013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19068599 + ... + 19225281.

It is an arithmetic number, because the mean of its divisors is an integer number (132470054640).

Almost surely, 2^{3000000000020} is an apocalyptic number.

It is an amenable number.

3000000000020 is an abundant number, since it is smaller than the sum of its proper divisors (3358562622700).

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

3000000000020 is a wasteful number, since it uses less digits than its factorization.

3000000000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165584 (or 165582 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 5.

Adding to 3000000000020 its reverse (200000000003), we get a palindrome (3200000000023).

The spelling of 3000000000020 in words is "three trillion, twenty", and thus it is an aban number and an uban number.