23044324522221 has 8 divisors (see below), whose sum is σ = 34139740032960. Its totient is φ = 15362883014796.

The previous prime is 23044324522199. The next prime is 23044324522229. The reversal of 23044324522221 is 12222542344032.

23044324522221 is a `hidden beast` number, since 2 + 304 + 4 + 324 + 5 + 2 + 2 + 2 + 21 = 666.

It is not a de Polignac number, because 23044324522221 - 2²⁶ = 23044257413357 is a prime.

It is a super-2 number, since 2×23044324522221² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23044324522229) 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, 426746750385 + ... + 426746750438.

It is an arithmetic number, because the mean of its divisors is an integer number (4267467504120).

Almost surely, 2^{23044324522221} is an apocalyptic number.

It is an amenable number.

23044324522221 is a deficient number, since it is larger than the sum of its proper divisors (11095415510739).

23044324522221 is an equidigital number, since it uses as much as digits as its factorization.

23044324522221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853493500832 (or 853493500826 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 23044324522221 its reverse (12222542344032), we get a palindrome (35266866866253).

The spelling of 23044324522221 in words is "twenty-three trillion, forty-four billion, three hundred twenty-four million, five hundred twenty-two thousand, two hundred twenty-one".