13321242033431 has 2 divisors, whose sum is σ = 13321242033432. Its totient is φ = 13321242033430.

The previous prime is 13321242033397. The next prime is 13321242033493. The reversal of 13321242033431 is 13433024212331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13321242033431 - 2¹⁸ = 13321241771287 is a prime.

It is a super-2 number, since 2×13321242033431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13321242033031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660621016715 + 6660621016716.

It is an arithmetic number, because the mean of its divisors is an integer number (6660621016716).

Almost surely, 2^{13321242033431} is an apocalyptic number.

13321242033431 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321242033431 is an equidigital number, since it uses as much as digits as its factorization.

13321242033431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13321242033431 its reverse (13433024212331), we get a palindrome (26754266245762).

The spelling of 13321242033431 in words is "thirteen trillion, three hundred twenty-one billion, two hundred forty-two million, thirty-three thousand, four hundred thirty-one".