552324141213221 has 32 divisors (see below), whose sum is σ = 621571770828288. Its totient is φ = 486964082753280.

The previous prime is 552324141213203. The next prime is 552324141213227. The reversal of 552324141213221 is 122312141423255.

It is a cyclic number.

It is not a de Polignac number, because 552324141213221 - 2¹⁰ = 552324141212197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552324141213227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1069293800 + ... + 1069810206.

It is an arithmetic number, because the mean of its divisors is an integer number (19424117838384).

Almost surely, 2^{552324141213221} is an apocalyptic number.

It is an amenable number.

552324141213221 is a deficient number, since it is larger than the sum of its proper divisors (69247629615067).

552324141213221 is a wasteful number, since it uses less digits than its factorization.

552324141213221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521621.

The product of its digits is 115200, while the sum is 38.

Adding to 552324141213221 its reverse (122312141423255), we get a palindrome (674636282636476).

The spelling of 552324141213221 in words is "five hundred fifty-two trillion, three hundred twenty-four billion, one hundred forty-one million, two hundred thirteen thousand, two hundred twenty-one".