13231213021343 has 2 divisors, whose sum is σ = 13231213021344. Its totient is φ = 13231213021342.

The previous prime is 13231213021297. The next prime is 13231213021363. The reversal of 13231213021343 is 34312031213231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13231213021343 - 2¹⁴ = 13231213004959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13231213021363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615606510671 + 6615606510672.

It is an arithmetic number, because the mean of its divisors is an integer number (6615606510672).

Almost surely, 2^{13231213021343} is an apocalyptic number.

13231213021343 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231213021343 is an equidigital number, since it uses as much as digits as its factorization.

13231213021343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 13231213021343 its reverse (34312031213231), we get a palindrome (47543244234574).

The spelling of 13231213021343 in words is "thirteen trillion, two hundred thirty-one billion, two hundred thirteen million, twenty-one thousand, three hundred forty-three".