12020020002 has 64 divisors (see below), whose sum is σ = 26967582720. Its totient is φ = 3968384400.

The previous prime is 12020019971. The next prime is 12020020013. The reversal of 12020020002 is 20002002021.

12020020002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2735227 + ... + 2739617.

It is an arithmetic number, because the mean of its divisors is an integer number (421368480).

Almost surely, 2^12020020002 is an apocalyptic number.

12020020002 is an abundant number, since it is smaller than the sum of its proper divisors (14947562718).

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

12020020002 is a wasteful number, since it uses less digits than its factorization.

12020020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4876 (or 4870 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 12020020002 its reverse (20002002021), we get a palindrome (32022022023).

The spelling of 12020020002 in words is "twelve billion, twenty million, twenty thousand, two".