13211321203 has 2 divisors, whose sum is σ = 13211321204. Its totient is φ = 13211321202.

The previous prime is 13211321191. The next prime is 13211321317. The reversal of 13211321203 is 30212311231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13211321203 - 2²⁹ = 12674450291 is a prime.

It is not a weakly prime, because it can be changed into another prime (13211322203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605660601 + 6605660602.

It is an arithmetic number, because the mean of its divisors is an integer number (6605660602).

Almost surely, 2^13211321203 is an apocalyptic number.

13211321203 is a deficient number, since it is larger than the sum of its proper divisors (1).

13211321203 is an equidigital number, since it uses as much as digits as its factorization.

13211321203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13211321203 its reverse (30212311231), we get a palindrome (43423632434).

The spelling of 13211321203 in words is "thirteen billion, two hundred eleven million, three hundred twenty-one thousand, two hundred three".