22422106450321 has 4 divisors (see below), whose sum is σ = 22422162668544. Its totient is φ = 22422050232100.

The previous prime is 22422106450313. The next prime is 22422106450493. The reversal of 22422106450321 is 12305460122422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22422106450321 - 2³ = 22422106450313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22422106490321) 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 3 ways as a sum of consecutive naturals, for example, 27506545 + ... + 28309966.

It is an arithmetic number, because the mean of its divisors is an integer number (5605540667136).

Almost surely, 2^{22422106450321} is an apocalyptic number.

It is an amenable number.

22422106450321 is a deficient number, since it is larger than the sum of its proper divisors (56218223).

22422106450321 is an equidigital number, since it uses as much as digits as its factorization.

22422106450321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56218222.

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

Adding to 22422106450321 its reverse (12305460122422), we get a palindrome (34727566572743).

The spelling of 22422106450321 in words is "twenty-two trillion, four hundred twenty-two billion, one hundred six million, four hundred fifty thousand, three hundred twenty-one".