12013130403 has 12 divisors (see below), whose sum is σ = 17375982000. Its totient is φ = 7997823216.

The previous prime is 12013130401. The next prime is 12013130411. The reversal of 12013130403 is 30403131021.

12013130403 is a `hidden beast` number, since 1 + 201 + 31 + 30 + 403 = 666.

It is not a de Polignac number, because 12013130403 - 2¹ = 12013130401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013130401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903903 + ... + 917096.

It is an arithmetic number, because the mean of its divisors is an integer number (1447998500).

Almost surely, 2^12013130403 is an apocalyptic number.

12013130403 is a deficient number, since it is larger than the sum of its proper divisors (5362851597).

12013130403 is a wasteful number, since it uses less digits than its factorization.

12013130403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821738 (or 1821735 counting only the distinct ones).

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

Adding to 12013130403 its reverse (30403131021), we get a palindrome (42416261424).

The spelling of 12013130403 in words is "twelve billion, thirteen million, one hundred thirty thousand, four hundred three".