13431310352011 has 2 divisors, whose sum is σ = 13431310352012. Its totient is φ = 13431310352010.

The previous prime is 13431310352003. The next prime is 13431310352051. The reversal of 13431310352011 is 11025301313431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13431310352011 - 2³ = 13431310352003 is a prime.

It is not a weakly prime, because it can be changed into another prime (13431310352051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715655176005 + 6715655176006.

It is an arithmetic number, because the mean of its divisors is an integer number (6715655176006).

Almost surely, 2^{13431310352011} is an apocalyptic number.

13431310352011 is a deficient number, since it is larger than the sum of its proper divisors (1).

13431310352011 is an equidigital number, since it uses as much as digits as its factorization.

13431310352011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 13431310352011 its reverse (11025301313431), we get a palindrome (24456611665442).

The spelling of 13431310352011 in words is "thirteen trillion, four hundred thirty-one billion, three hundred ten million, three hundred fifty-two thousand, eleven".