22445514033221 has 8 divisors (see below), whose sum is σ = 22974723086304. Its totient is φ = 21916633178160.

The previous prime is 22445514033209. The next prime is 22445514033253. The reversal of 22445514033221 is 12233041554422.

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 22445514033221 - 2³⁴ = 22428334164037 is a prime.

It is a super-2 number, since 2×22445514033221² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22445514633221) 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, 81911111 + ... + 82184676.

It is an arithmetic number, because the mean of its divisors is an integer number (2871840385788).

Almost surely, 2^{22445514033221} is an apocalyptic number.

It is an amenable number.

22445514033221 is a deficient number, since it is larger than the sum of its proper divisors (529209053083).

22445514033221 is a wasteful number, since it uses less digits than its factorization.

22445514033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164099011.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 22445514033221 its reverse (12233041554422), we get a palindrome (34678555587643).

The spelling of 22445514033221 in words is "twenty-two trillion, four hundred forty-five billion, five hundred fourteen million, thirty-three thousand, two hundred twenty-one".