12001233203103 has 16 divisors (see below), whose sum is σ = 16697477097216. Its totient is φ = 7652910270720.

The previous prime is 12001233203087. The next prime is 12001233203123. The reversal of 12001233203103 is 30130233210021.

It is not a de Polignac number, because 12001233203103 - 2⁴ = 12001233203087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12001233203103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001233203123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12089551 + ... + 13044527.

It is an arithmetic number, because the mean of its divisors is an integer number (1043592318576).

Almost surely, 2^{12001233203103} is an apocalyptic number.

12001233203103 is a deficient number, since it is larger than the sum of its proper divisors (4696243894113).

12001233203103 is a wasteful number, since it uses less digits than its factorization.

12001233203103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137134.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12001233203103 its reverse (30130233210021), we get a palindrome (42131466413124).

The spelling of 12001233203103 in words is "twelve trillion, one billion, two hundred thirty-three million, two hundred three thousand, one hundred three".