13231120440367 has 2 divisors, whose sum is σ = 13231120440368. Its totient is φ = 13231120440366.

The previous prime is 13231120440353. The next prime is 13231120440463. The reversal of 13231120440367 is 76304402113231.

13231120440367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13231120440367 - 2²⁷ = 13230986222639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13231120440067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615560220183 + 6615560220184.

It is an arithmetic number, because the mean of its divisors is an integer number (6615560220184).

Almost surely, 2^{13231120440367} is an apocalyptic number.

13231120440367 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231120440367 is an equidigital number, since it uses as much as digits as its factorization.

13231120440367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

Adding to 13231120440367 its reverse (76304402113231), we get a palindrome (89535522553598).

The spelling of 13231120440367 in words is "thirteen trillion, two hundred thirty-one billion, one hundred twenty million, four hundred forty thousand, three hundred sixty-seven".