4541322620221 has 16 divisors (see below), whose sum is σ = 4648447802880. Its totient is φ = 4434997469760.

The previous prime is 4541322620207. The next prime is 4541322620231. The reversal of 4541322620221 is 1220262231454.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4541322620221 is a prime.

It is a super-2 number, since 2×4541322620221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4541322620231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92033526 + ... + 92082856.

It is an arithmetic number, because the mean of its divisors is an integer number (290527987680).

Almost surely, 2^{4541322620221} is an apocalyptic number.

It is an amenable number.

4541322620221 is a deficient number, since it is larger than the sum of its proper divisors (107125182659).

4541322620221 is a wasteful number, since it uses less digits than its factorization.

4541322620221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57396.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 4541322620221 its reverse (1220262231454), we get a palindrome (5761584851675).

The spelling of 4541322620221 in words is "four trillion, five hundred forty-one billion, three hundred twenty-two million, six hundred twenty thousand, two hundred twenty-one".