605222441313221 has 8 divisors (see below), whose sum is σ = 624746129733888. Its totient is φ = 585698776884000.

The previous prime is 605222441313173. The next prime is 605222441313239. The reversal of 605222441313221 is 122313144222506.

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 605222441313221 - 2⁶ = 605222441313157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605222441313271) 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, 55171406 + ... + 65225216.

It is an arithmetic number, because the mean of its divisors is an integer number (78093266216736).

Almost surely, 2^{605222441313221} is an apocalyptic number.

It is an amenable number.

605222441313221 is a deficient number, since it is larger than the sum of its proper divisors (19523688420667).

605222441313221 is a wasteful number, since it uses less digits than its factorization.

605222441313221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11995723.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 605222441313221 its reverse (122313144222506), we get a palindrome (727535585535727).

The spelling of 605222441313221 in words is "six hundred five trillion, two hundred twenty-two billion, four hundred forty-one million, three hundred thirteen thousand, two hundred twenty-one".