13430510441421 has 4 divisors (see below), whose sum is σ = 17907347255232. Its totient is φ = 8953673627612.

The previous prime is 13430510441417. The next prime is 13430510441489. The reversal of 13430510441421 is 12414401503431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13430510441421 - 2² = 13430510441417 is a prime.

It is a super-2 number, since 2×13430510441421² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430510441521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238418406901 + ... + 2238418406906.

It is an arithmetic number, because the mean of its divisors is an integer number (4476836813808).

Almost surely, 2^{13430510441421} is an apocalyptic number.

It is an amenable number.

13430510441421 is a deficient number, since it is larger than the sum of its proper divisors (4476836813811).

13430510441421 is an equidigital number, since it uses as much as digits as its factorization.

13430510441421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476836813810.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 13430510441421 its reverse (12414401503431), we get a palindrome (25844911944852).

The spelling of 13430510441421 in words is "thirteen trillion, four hundred thirty billion, five hundred ten million, four hundred forty-one thousand, four hundred twenty-one".