13221000103203 has 32 divisors (see below), whose sum is σ = 19712747310080. Its totient is φ = 8757296324640.

The previous prime is 13221000103193. The next prime is 13221000103217. The reversal of 13221000103203 is 30230100012231.

13221000103203 is a `hidden beast` number, since 1 + 322 + 10 + 0 + 0 + 10 + 320 + 3 = 666.

It is not a de Polignac number, because 13221000103203 - 2⁶ = 13221000103139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13221000103253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14263233 + ... + 15161853.

It is an arithmetic number, because the mean of its divisors is an integer number (616023353440).

Almost surely, 2^{13221000103203} is an apocalyptic number.

13221000103203 is a deficient number, since it is larger than the sum of its proper divisors (6491747206877).

13221000103203 is a wasteful number, since it uses less digits than its factorization.

13221000103203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902136 (or 902130 counting only the distinct ones).

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

Adding to 13221000103203 its reverse (30230100012231), we get a palindrome (43451100115434).

The spelling of 13221000103203 in words is "thirteen trillion, two hundred twenty-one billion, one hundred three thousand, two hundred three".