5212221120 has 84 divisors (see below), whose sum is σ = 17927878800. Its totient is φ = 1389924864.

The previous prime is 5212221109. The next prime is 5212221137. The reversal of 5212221120 is 211222125.

5212221120 is a `hidden beast` number, since 521 + 2 + 2 + 21 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5212221093 and 5212221102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 902020 + ... + 907779.

Almost surely, 2^5212221120 is an apocalyptic number.

It is an amenable number.

5212221120 is an abundant number, since it is smaller than the sum of its proper divisors (12715657680).

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

5212221120 is a wasteful number, since it uses less digits than its factorization.

5212221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809822 (or 1809809 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 5212221120 is about 72195.7140002092. The cubic root of 5212221120 is about 1733.8343811199.

Adding to 5212221120 its reverse (211222125), we get a palindrome (5423443245).

The spelling of 5212221120 in words is "five billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twenty".