12013231002003 has 72 divisors (see below), whose sum is σ = 21806068493664. Its totient is φ = 6238361733120.

The previous prime is 12013231001983. The next prime is 12013231002007. The reversal of 12013231002003 is 30020013231021.

12013231002003 is a `hidden beast` number, since 1 + 20 + 132 + 310 + 0 + 200 + 3 = 666.

It is not a de Polignac number, because 12013231002003 - 2⁵ = 12013231001971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013231002007) 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 71 ways as a sum of consecutive naturals, for example, 20699901 + ... + 21272337.

It is an arithmetic number, because the mean of its divisors is an integer number (302862062412).

Almost surely, 2^{12013231002003} is an apocalyptic number.

12013231002003 is a deficient number, since it is larger than the sum of its proper divisors (9792837491661).

12013231002003 is a wasteful number, since it uses less digits than its factorization.

12013231002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575225 (or 575211 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12013231002003 its reverse (30020013231021), we get a palindrome (42033244233024).

The spelling of 12013231002003 in words is "twelve trillion, thirteen billion, two hundred thirty-one million, two thousand, three".