13231013233147 has 2 divisors, whose sum is σ = 13231013233148. Its totient is φ = 13231013233146.

The previous prime is 13231013233129. The next prime is 13231013233169. The reversal of 13231013233147 is 74133231013231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13231013233147 - 2³¹ = 13228865749499 is a prime.

It is a super-2 number, since 2×13231013233147² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13231013233117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615506616573 + 6615506616574.

It is an arithmetic number, because the mean of its divisors is an integer number (6615506616574).

Almost surely, 2^{13231013233147} is an apocalyptic number.

13231013233147 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231013233147 is an equidigital number, since it uses as much as digits as its factorization.

13231013233147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

Adding to 13231013233147 its reverse (74133231013231), we get a palindrome (87364244246378).

The spelling of 13231013233147 in words is "thirteen trillion, two hundred thirty-one billion, thirteen million, two hundred thirty-three thousand, one hundred forty-seven".