12003222001 has 8 divisors (see below), whose sum is σ = 12194779520. Its totient is φ = 11812655088.

The previous prime is 12003221987. The next prime is 12003222031. The reversal of 12003222001 is 10022230021.

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

It is a cyclic number.

It is not a de Polignac number, because 12003222001 - 2¹⁹ = 12002697713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003222031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223206 + ... + 271711.

It is an arithmetic number, because the mean of its divisors is an integer number (1524347440).

Almost surely, 2^12003222001 is an apocalyptic number.

It is an amenable number.

12003222001 is a deficient number, since it is larger than the sum of its proper divisors (191557519).

12003222001 is an equidigital number, since it uses as much as digits as its factorization.

12003222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495303.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 12003222001 its reverse (10022230021), we get a palindrome (22025452022).

The spelling of 12003222001 in words is "twelve billion, three million, two hundred twenty-two thousand, one".