13312221302403 has 6 divisors (see below), whose sum is σ = 19228764103484. Its totient is φ = 8874814201596.

The previous prime is 13312221302399. The next prime is 13312221302453. The reversal of 13312221302403 is 30420312221331.

13312221302403 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 2 + 221 + 30 + 2 + 403 = 666.

It is not a de Polignac number, because 13312221302403 - 2² = 13312221302399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312221302453) 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 5 ways as a sum of consecutive naturals, for example, 739567850125 + ... + 739567850142.

Almost surely, 2^{13312221302403} is an apocalyptic number.

13312221302403 is a deficient number, since it is larger than the sum of its proper divisors (5916542801081).

13312221302403 is a wasteful number, since it uses less digits than its factorization.

13312221302403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479135700273 (or 1479135700270 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13312221302403 its reverse (30420312221331), we get a palindrome (43732533523734).

The spelling of 13312221302403 in words is "thirteen trillion, three hundred twelve billion, two hundred twenty-one million, three hundred two thousand, four hundred three".