530421502310321 has 4 divisors (see below), whose sum is σ = 541707066189312. Its totient is φ = 519135938431332.

The previous prime is 530421502310299. The next prime is 530421502310333. The reversal of 530421502310321 is 123013205124035.

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 530421502310321 - 2¹⁰ = 530421502309297 is a prime.

It is a super-2 number, since 2×530421502310321² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530421502313321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5642781939425 + ... + 5642781939518.

It is an arithmetic number, because the mean of its divisors is an integer number (135426766547328).

Almost surely, 2^{530421502310321} is an apocalyptic number.

It is an amenable number.

530421502310321 is a deficient number, since it is larger than the sum of its proper divisors (11285563878991).

530421502310321 is a wasteful number, since it uses less digits than its factorization.

530421502310321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11285563878990.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 530421502310321 its reverse (123013205124035), we get a palindrome (653434707434356).

The spelling of 530421502310321 in words is "five hundred thirty trillion, four hundred twenty-one billion, five hundred two million, three hundred ten thousand, three hundred twenty-one".