5520221000 has 64 divisors (see below), whose sum is σ = 14762666880. Its totient is φ = 1892644800.

The previous prime is 5520220999. The next prime is 5520221029. The reversal of 5520221000 is 1220255.

It is a self number, because there is not a number n which added to its sum of digits gives 5520221000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387302 + ... + 401301.

It is an arithmetic number, because the mean of its divisors is an integer number (230666670).

Almost surely, 2^5520221000 is an apocalyptic number.

5520221000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5520221000 is an abundant number, since it is smaller than the sum of its proper divisors (9242445880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5520221000 is a wasteful number, since it uses less digits than its factorization.

5520221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788631 (or 788617 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 5520221000 is about 74298.1897491453. The cubic root of 5520221000 is about 1767.3347696594.

Adding to 5520221000 its reverse (1220255), we get a palindrome (5521441255).

The spelling of 5520221000 in words is "five billion, five hundred twenty million, two hundred twenty-one thousand".