22530466121 has 4 divisors (see below), whose sum is σ = 22702454544. Its totient is φ = 22358477700.

The previous prime is 22530466111. The next prime is 22530466181. The reversal of 22530466121 is 12166403522.

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 22530466121 - 2¹⁸ = 22530203977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22530466111) 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, 85994015 + ... + 85994276.

It is an arithmetic number, because the mean of its divisors is an integer number (5675613636).

Almost surely, 2^22530466121 is an apocalyptic number.

It is an amenable number.

22530466121 is a deficient number, since it is larger than the sum of its proper divisors (171988423).

22530466121 is a wasteful number, since it uses less digits than its factorization.

22530466121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171988422.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 22530466121 its reverse (12166403522), we get a palindrome (34696869643).

The spelling of 22530466121 in words is "twenty-two billion, five hundred thirty million, four hundred sixty-six thousand, one hundred twenty-one".