5020350344221 has 4 divisors (see below), whose sum is σ = 5021761747932. Its totient is φ = 5018938940512.

The previous prime is 5020350344197. The next prime is 5020350344279. The reversal of 5020350344221 is 1224430530205.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2168591992996 + 2851758351225 = 1472614^2 + 1688715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5020350344221 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 (5020350344281) 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, 705696520 + ... + 705703633.

It is an arithmetic number, because the mean of its divisors is an integer number (1255440436983).

Almost surely, 2^{5020350344221} is an apocalyptic number.

It is an amenable number.

5020350344221 is a deficient number, since it is larger than the sum of its proper divisors (1411403711).

5020350344221 is a wasteful number, since it uses less digits than its factorization.

5020350344221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411403710.

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

Adding to 5020350344221 its reverse (1224430530205), we get a palindrome (6244780874426).

The spelling of 5020350344221 in words is "five trillion, twenty billion, three hundred fifty million, three hundred forty-four thousand, two hundred twenty-one".