13211949299 has 2 divisors, whose sum is σ = 13211949300. Its totient is φ = 13211949298.

The previous prime is 13211949281. The next prime is 13211949329. The reversal of 13211949299 is 99294911231.

It is a weak prime.

It is an emirp because it is prime and its reverse (99294911231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13211949299 is a prime.

It is not a weakly prime, because it can be changed into another prime (13211949229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605974649 + 6605974650.

It is an arithmetic number, because the mean of its divisors is an integer number (6605974650).

Almost surely, 2^13211949299 is an apocalyptic number.

13211949299 is a deficient number, since it is larger than the sum of its proper divisors (1).

13211949299 is an equidigital number, since it uses as much as digits as its factorization.

13211949299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 314928, while the sum is 50.

The spelling of 13211949299 in words is "thirteen billion, two hundred eleven million, nine hundred forty-nine thousand, two hundred ninety-nine".