12002022002 has 4 divisors (see below), whose sum is σ = 18003033006. Its totient is φ = 6001011000.

The previous prime is 12002021971. The next prime is 12002022029. The reversal of 12002022002 is 20022020021.

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., 9066657961 + 2935364041 = 95219^2 + 54179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000505499 + ... + 3000505502.

Almost surely, 2^12002022002 is an apocalyptic number.

12002022002 is a deficient number, since it is larger than the sum of its proper divisors (6001011004).

12002022002 is an equidigital number, since it uses as much as digits as its factorization.

12002022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6001011003.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 12002022002 its reverse (20022020021), we get a palindrome (32024042023).

It can be divided in two parts, 1200 and 2022002, that added together give a palindrome (2023202).

The spelling of 12002022002 in words is "twelve billion, two million, twenty-two thousand, two".