5221682221 has 8 divisors (see below), whose sum is σ = 5970841344. Its totient is φ = 4473324240.

The previous prime is 5221682173. The next prime is 5221682233. The reversal of 5221682221 is 1222861225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5221682221 - 2²⁹ = 4684811309 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 (5221682321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186250 + ... + 212443.

It is an arithmetic number, because the mean of its divisors is an integer number (746355168).

Almost surely, 2^5221682221 is an apocalyptic number.

It is an amenable number.

5221682221 is a deficient number, since it is larger than the sum of its proper divisors (749159123).

5221682221 is a wasteful number, since it uses less digits than its factorization.

5221682221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400571.

The product of its digits is 7680, while the sum is 31.

The square root of 5221682221 is about 72261.2082724888. The cubic root of 5221682221 is about 1734.8828187848.

The spelling of 5221682221 in words is "five billion, two hundred twenty-one million, six hundred eighty-two thousand, two hundred twenty-one".