22412475321 has 4 divisors (see below), whose sum is σ = 29883300432. Its totient is φ = 14941650212.

The previous prime is 22412475311. The next prime is 22412475341. The reversal of 22412475321 is 12357421422.

It is a happy number.

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 22412475321 - 2⁵ = 22412475289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22412475311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3735412551 + ... + 3735412556.

It is an arithmetic number, because the mean of its divisors is an integer number (7470825108).

Almost surely, 2^22412475321 is an apocalyptic number.

It is an amenable number.

22412475321 is a deficient number, since it is larger than the sum of its proper divisors (7470825111).

22412475321 is an equidigital number, since it uses as much as digits as its factorization.

22412475321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7470825110.

The product of its digits is 26880, while the sum is 33.

Adding to 22412475321 its reverse (12357421422), we get a palindrome (34769896743).

The spelling of 22412475321 in words is "twenty-two billion, four hundred twelve million, four hundred seventy-five thousand, three hundred twenty-one".