12002120002 has 16 divisors (see below), whose sum is σ = 18036067392. Its totient is φ = 5990109840.

The previous prime is 12002119979. The next prime is 12002120023. The reversal of 12002120002 is 20002120021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3401163 + ... + 3404689.

It is an arithmetic number, because the mean of its divisors is an integer number (1127254212).

Almost surely, 2^12002120002 is an apocalyptic number.

12002120002 is a deficient number, since it is larger than the sum of its proper divisors (6033947390).

12002120002 is a wasteful number, since it uses less digits than its factorization.

12002120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6153.

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

Adding to 12002120002 its reverse (20002120021), we get a palindrome (32004240023).

It can be divided in two parts, 120021 and 20002, that multiplied together give a palindrome (2400660042).

The spelling of 12002120002 in words is "twelve billion, two million, one hundred twenty thousand, two".