12021103132003 has 24 divisors (see below), whose sum is σ = 14065634997504. Its totient is φ = 10243519977600.

The previous prime is 12021103131881. The next prime is 12021103132009. The reversal of 12021103132003 is 30023130112021.

It is a de Polignac number, because none of the positive numbers 2^k-12021103132003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021103132009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14774751 + ... + 15567127.

It is an arithmetic number, because the mean of its divisors is an integer number (586068124896).

Almost surely, 2^{12021103132003} is an apocalyptic number.

12021103132003 is a deficient number, since it is larger than the sum of its proper divisors (2044531865501).

12021103132003 is a wasteful number, since it uses less digits than its factorization.

12021103132003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794203 (or 794196 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12021103132003 its reverse (30023130112021), we get a palindrome (42044233244024).

The spelling of 12021103132003 in words is "twelve trillion, twenty-one billion, one hundred three million, one hundred thirty-two thousand, three".