5323220521 has 8 divisors (see below), whose sum is σ = 5561144064. Its totient is φ = 5089434960.

The previous prime is 5323220509. The next prime is 5323220531. The reversal of 5323220521 is 1250223235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5323220521 is a prime.

It is a super-2 number, since 2×5323220521² = 56673353430391022882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5323220531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031866 + ... + 1037011.

It is an arithmetic number, because the mean of its divisors is an integer number (695143008).

Almost surely, 2^5323220521 is an apocalyptic number.

It is an amenable number.

5323220521 is a deficient number, since it is larger than the sum of its proper divisors (237923543).

5323220521 is a wasteful number, since it uses less digits than its factorization.

5323220521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068991.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 5323220521 is about 72960.4037886304. The cubic root of 5323220521 is about 1746.0559363540.

Adding to 5323220521 its reverse (1250223235), we get a palindrome (6573443756).

The spelling of 5323220521 in words is "five billion, three hundred twenty-three million, two hundred twenty thousand, five hundred twenty-one".