5221421200 has 60 divisors (see below), whose sum is σ = 12836238448. Its totient is φ = 2039990400.

The previous prime is 5221421197. The next prime is 5221421201. The reversal of 5221421200 is 21241225.

It is not an unprimeable number, because it can be changed into a prime (5221421201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134586 + ... + 168985.

Almost surely, 2^5221421200 is an apocalyptic number.

5221421200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5221421200 is an abundant number, since it is smaller than the sum of its proper divisors (7614817248).

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

5221421200 is a wasteful number, since it uses less digits than its factorization.

5221421200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303632 (or 303621 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 5221421200 is about 72259.4021563976. The cubic root of 5221421200 is about 1734.8539105789.

Adding to 5221421200 its reverse (21241225), we get a palindrome (5242662425).

The spelling of 5221421200 in words is "five billion, two hundred twenty-one million, four hundred twenty-one thousand, two hundred".