13341430240421 has 2 divisors, whose sum is σ = 13341430240422. Its totient is φ = 13341430240420.

The previous prime is 13341430240337. The next prime is 13341430240469. The reversal of 13341430240421 is 12404203414331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11221756312321 + 2119673928100 = 3349889^2 + 1455910^2 .

It is a cyclic number.

It is not a de Polignac number, because 13341430240421 - 2²⁶ = 13341363131557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13341430840421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6670715120210 + 6670715120211.

It is an arithmetic number, because the mean of its divisors is an integer number (6670715120211).

Almost surely, 2^{13341430240421} is an apocalyptic number.

It is an amenable number.

13341430240421 is a deficient number, since it is larger than the sum of its proper divisors (1).

13341430240421 is an equidigital number, since it uses as much as digits as its factorization.

13341430240421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 13341430240421 its reverse (12404203414331), we get a palindrome (25745633654752).

The spelling of 13341430240421 in words is "thirteen trillion, three hundred forty-one billion, four hundred thirty million, two hundred forty thousand, four hundred twenty-one".