13220464099 has 2 divisors, whose sum is σ = 13220464100. Its totient is φ = 13220464098.

The previous prime is 13220464097. The next prime is 13220464123. The reversal of 13220464099 is 99046402231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13220464099 - 2¹ = 13220464097 is a prime.

Together with 13220464097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13220464097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610232049 + 6610232050.

It is an arithmetic number, because the mean of its divisors is an integer number (6610232050).

Almost surely, 2^13220464099 is an apocalyptic number.

13220464099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220464099 is an equidigital number, since it uses as much as digits as its factorization.

13220464099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 13220464099 in words is "thirteen billion, two hundred twenty million, four hundred sixty-four thousand, ninety-nine".