12002012002 has 32 divisors (see below), whose sum is σ = 19307236464. Its totient is φ = 5575680000.

The previous prime is 12002011993. The next prime is 12002012027. The reversal of 12002012002 is 20021020021.

It can be written as a sum of positive squares in 8 ways, for example, as 11882962081 + 119049921 = 109009^2 + 10911^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12002012002.

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, 1207252 + ... + 1217152.

Almost surely, 2^12002012002 is an apocalyptic number.

12002012002 is a deficient number, since it is larger than the sum of its proper divisors (7305224462).

12002012002 is a wasteful number, since it uses less digits than its factorization.

12002012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10374.

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

Adding to 12002012002 its reverse (20021020021), we get a palindrome (32023032023).

The spelling of 12002012002 in words is "twelve billion, two million, twelve thousand, two".