22445054534221 has 8 divisors (see below), whose sum is σ = 24830380433088. Its totient is φ = 20117206368000.

The previous prime is 22445054534209. The next prime is 22445054534249. The reversal of 22445054534221 is 12243545054422.

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 22445054534221 - 2³¹ = 22442907050573 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 (22445054534521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14369432340 + ... + 14369433901.

It is an arithmetic number, because the mean of its divisors is an integer number (3103797554136).

Almost surely, 2^{22445054534221} is an apocalyptic number.

It is an amenable number.

22445054534221 is a deficient number, since it is larger than the sum of its proper divisors (2385325898867).

22445054534221 is a wasteful number, since it uses less digits than its factorization.

22445054534221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28738866323.

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 22445054534221 its reverse (12243545054422), we get a palindrome (34688599588643).

The spelling of 22445054534221 in words is "twenty-two trillion, four hundred forty-five billion, fifty-four million, five hundred thirty-four thousand, two hundred twenty-one".