5051322333221 has 2 divisors, whose sum is σ = 5051322333222. Its totient is φ = 5051322333220.

The previous prime is 5051322333209. The next prime is 5051322333247. The reversal of 5051322333221 is 1223332231505.

5051322333221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4818086460196 + 233235873025 = 2195014^2 + 482945^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051322333221 - 2¹⁴ = 5051322316837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5051322333821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525661166610 + 2525661166611.

It is an arithmetic number, because the mean of its divisors is an integer number (2525661166611).

Almost surely, 2^{5051322333221} is an apocalyptic number.

It is an amenable number.

5051322333221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051322333221 is an equidigital number, since it uses as much as digits as its factorization.

5051322333221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 5051322333221 its reverse (1223332231505), we get a palindrome (6274654564726).

The spelling of 5051322333221 in words is "five trillion, fifty-one billion, three hundred twenty-two million, three hundred thirty-three thousand, two hundred twenty-one".