530354141221 has 4 divisors (see below), whose sum is σ = 530877690252. Its totient is φ = 529830592192.

The previous prime is 530354141203. The next prime is 530354141281. The reversal of 530354141221 is 122141453035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98665720321 + 431688420900 = 314111^2 + 657030^2 .

It is a cyclic number.

It is not a de Polignac number, because 530354141221 - 2¹⁷ = 530354010149 is a prime.

It is a super-2 number, since 2×530354141221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530354141281) 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, 261772996 + ... + 261775021.

It is an arithmetic number, because the mean of its divisors is an integer number (132719422563).

Almost surely, 2^530354141221 is an apocalyptic number.

It is an amenable number.

530354141221 is a deficient number, since it is larger than the sum of its proper divisors (523549031).

530354141221 is a wasteful number, since it uses less digits than its factorization.

530354141221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523549030.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 530354141221 its reverse (122141453035), we get a palindrome (652495594256).

The spelling of 530354141221 in words is "five hundred thirty billion, three hundred fifty-four million, one hundred forty-one thousand, two hundred twenty-one".