5052320423221 has 6 divisors (see below), whose sum is σ = 5366997820130. Its totient is φ = 4755125103936.

The previous prime is 5052320423179. The next prime is 5052320423233. The reversal of 5052320423221 is 1223240232505.

It can be written as a sum of positive squares in 3 ways, for example, as 2234995100100 + 2817325323121 = 1494990^2 + 1678489^2 .

It is not a de Polignac number, because 5052320423221 - 2⁷ = 5052320423093 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 (5052320423621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8741038506 + ... + 8741039083.

Almost surely, 2^{5052320423221} is an apocalyptic number.

It is an amenable number.

5052320423221 is a deficient number, since it is larger than the sum of its proper divisors (314677396909).

5052320423221 is a wasteful number, since it uses less digits than its factorization.

5052320423221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17482077623 (or 17482077606 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 5052320423221 its reverse (1223240232505), we get a palindrome (6275560655726).

The spelling of 5052320423221 in words is "five trillion, fifty-two billion, three hundred twenty million, four hundred twenty-three thousand, two hundred twenty-one".