13320312011 has 2 divisors, whose sum is σ = 13320312012. Its totient is φ = 13320312010.

The previous prime is 13320311989. The next prime is 13320312077. The reversal of 13320312011 is 11021302331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13320312011 - 2²² = 13316117707 is a prime.

It is not a weakly prime, because it can be changed into another prime (13320312091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660156005 + 6660156006.

It is an arithmetic number, because the mean of its divisors is an integer number (6660156006).

Almost surely, 2^13320312011 is an apocalyptic number.

13320312011 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320312011 is an equidigital number, since it uses as much as digits as its factorization.

13320312011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13320312011 its reverse (11021302331), we get a palindrome (24341614342).

The spelling of 13320312011 in words is "thirteen billion, three hundred twenty million, three hundred twelve thousand, eleven".