5104421221 has 8 divisors (see below), whose sum is σ = 5129625600. Its totient is φ = 5079242640.

The previous prime is 5104421191. The next prime is 5104421237. The reversal of 5104421221 is 1221244015.

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 5104421221 - 2⁹ = 5104420709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5104421192 and 5104421201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5104421251) 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, 478140 + ... + 488698.

It is an arithmetic number, because the mean of its divisors is an integer number (641203200).

Almost surely, 2^5104421221 is an apocalyptic number.

It is an amenable number.

5104421221 is a deficient number, since it is larger than the sum of its proper divisors (25204379).

5104421221 is a wasteful number, since it uses less digits than its factorization.

5104421221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12899.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 5104421221 is about 71445.2323181890. The cubic root of 5104421221 is about 1721.7978790522.

Adding to 5104421221 its reverse (1221244015), we get a palindrome (6325665236).

The spelling of 5104421221 in words is "five billion, one hundred four million, four hundred twenty-one thousand, two hundred twenty-one".