12102001002203 has 16 divisors (see below), whose sum is σ = 14099950086336. Its totient is φ = 10171550762880.

The previous prime is 12102001002149. The next prime is 12102001002209. The reversal of 12102001002203 is 30220010020121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12102001002203 - 2²⁰ = 12101999953627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12102001002209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8768468 + ... + 10054353.

It is an arithmetic number, because the mean of its divisors is an integer number (881246880396).

Almost surely, 2^{12102001002203} is an apocalyptic number.

12102001002203 is a deficient number, since it is larger than the sum of its proper divisors (1997949084133).

12102001002203 is a wasteful number, since it uses less digits than its factorization.

12102001002203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18824614.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12102001002203 its reverse (30220010020121), we get a palindrome (42322011022324).

The spelling of 12102001002203 in words is "twelve trillion, one hundred two billion, one million, two thousand, two hundred three".