5521005221 has 8 divisors (see below), whose sum is σ = 5933021760. Its totient is φ = 5118683328.

The previous prime is 5521005211. The next prime is 5521005241. The reversal of 5521005221 is 1225001255.

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

It is a cyclic number.

It is not a de Polignac number, because 5521005221 - 2²² = 5516810917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521005211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2422481 + ... + 2424758.

It is an arithmetic number, because the mean of its divisors is an integer number (741627720).

Almost surely, 2^5521005221 is an apocalyptic number.

It is an amenable number.

5521005221 is a deficient number, since it is larger than the sum of its proper divisors (412016539).

5521005221 is a wasteful number, since it uses less digits than its factorization.

5521005221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4847323.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 5521005221 is about 74303.4670859981. The cubic root of 5521005221 is about 1767.4184568532.

Adding to 5521005221 its reverse (1225001255), we get a palindrome (6746006476).

The spelling of 5521005221 in words is "five billion, five hundred twenty-one million, five thousand, two hundred twenty-one".