5221221303 has 4 divisors (see below), whose sum is σ = 6961628408. Its totient is φ = 3480814200.

The previous prime is 5221221289. The next prime is 5221221347. The reversal of 5221221303 is 3031221225.

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

It is not a de Polignac number, because 5221221303 - 2²² = 5217026999 is a prime.

It is a super-2 number, since 2×5221221303² = 54522303789802035618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5221221303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221221353) 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, 870203548 + ... + 870203553.

It is an arithmetic number, because the mean of its divisors is an integer number (1740407102).

Almost surely, 2^5221221303 is an apocalyptic number.

5221221303 is a deficient number, since it is larger than the sum of its proper divisors (1740407105).

5221221303 is a wasteful number, since it uses less digits than its factorization.

5221221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740407104.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5221221303 is about 72258.0189529162. The cubic root of 5221221303 is about 1734.8317712351.

Adding to 5221221303 its reverse (3031221225), we get a palindrome (8252442528).

The spelling of 5221221303 in words is "five billion, two hundred twenty-one million, two hundred twenty-one thousand, three hundred three".