12002001002 has 8 divisors (see below), whose sum is σ = 18017725536. Its totient is φ = 5996092492.

The previous prime is 12002000863. The next prime is 12002001007. The reversal of 12002001002 is 20010020021.

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

It is not an unprimeable number, because it can be changed into a prime (12002001007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2450948 + ... + 2455839.

It is an arithmetic number, because the mean of its divisors is an integer number (2252215692).

Almost surely, 2^12002001002 is an apocalyptic number.

12002001002 is a deficient number, since it is larger than the sum of its proper divisors (6015724534).

12002001002 is a wasteful number, since it uses less digits than its factorization.

12002001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4908012.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 12002001002 its reverse (20010020021), we get a palindrome (32012021023).

The spelling of 12002001002 in words is "twelve billion, two million, one thousand, two".