12012020002 has 4 divisors (see below), whose sum is σ = 18018030006. Its totient is φ = 6006010000.

The previous prime is 12012019973. The next prime is 12012020063. The reversal of 12012020002 is 20002021021.

12012020002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11416708801 + 595311201 = 106849^2 + 24399^2 .

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 as a sum of consecutive naturals, namely, 3003004999 + ... + 3003005002.

Almost surely, 2^12012020002 is an apocalyptic number.

12012020002 is a deficient number, since it is larger than the sum of its proper divisors (6006010004).

12012020002 is an equidigital number, since it uses as much as digits as its factorization.

12012020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006010003.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12012020002 its reverse (20002021021), we get a palindrome (32014041023).

The spelling of 12012020002 in words is "twelve billion, twelve million, twenty thousand, two".