13321310203 has 2 divisors, whose sum is σ = 13321310204. Its totient is φ = 13321310202.

The previous prime is 13321310183. The next prime is 13321310237. The reversal of 13321310203 is 30201312331.

It is a weak prime.

It is an emirp because it is prime and its reverse (30201312331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13321310203 - 2²¹ = 13319213051 is a prime.

It is not a weakly prime, because it can be changed into another prime (13321310243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660655101 + 6660655102.

It is an arithmetic number, because the mean of its divisors is an integer number (6660655102).

Almost surely, 2^13321310203 is an apocalyptic number.

13321310203 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321310203 is an equidigital number, since it uses as much as digits as its factorization.

13321310203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13321310203 its reverse (30201312331), we get a palindrome (43522622534).

The spelling of 13321310203 in words is "thirteen billion, three hundred twenty-one million, three hundred ten thousand, two hundred three".