5052251213221 has 4 divisors (see below), whose sum is σ = 5271914309472. Its totient is φ = 4832588116972.

The previous prime is 5052251213201. The next prime is 5052251213257. The reversal of 5052251213221 is 1223121522505.

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 5052251213221 - 2³⁵ = 5017891474853 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 (5052251213201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109831548091 + ... + 109831548136.

It is an arithmetic number, because the mean of its divisors is an integer number (1317978577368).

Almost surely, 2^{5052251213221} is an apocalyptic number.

It is an amenable number.

5052251213221 is a deficient number, since it is larger than the sum of its proper divisors (219663096251).

5052251213221 is a wasteful number, since it uses less digits than its factorization.

5052251213221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219663096250.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 5052251213221 its reverse (1223121522505), we get a palindrome (6275372735726).

The spelling of 5052251213221 in words is "five trillion, fifty-two billion, two hundred fifty-one million, two hundred thirteen thousand, two hundred twenty-one".