22322345321 has 4 divisors (see below), whose sum is σ = 22420681872. Its totient is φ = 22224008772.

The previous prime is 22322345317. The next prime is 22322345333. The reversal of 22322345321 is 12354322322.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12354322322 = 2 ⋅6177161161.

It is a cyclic number.

It is not a de Polignac number, because 22322345321 - 2² = 22322345317 is a prime.

It is a super-3 number, since 3×22322345321³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22322345351) 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, 49167935 + ... + 49168388.

It is an arithmetic number, because the mean of its divisors is an integer number (5605170468).

Almost surely, 2^22322345321 is an apocalyptic number.

It is an amenable number.

22322345321 is a deficient number, since it is larger than the sum of its proper divisors (98336551).

22322345321 is an equidigital number, since it uses as much as digits as its factorization.

22322345321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98336550.

The product of its digits is 17280, while the sum is 29.

Adding to 22322345321 its reverse (12354322322), we get a palindrome (34676667643).

The spelling of 22322345321 in words is "twenty-two billion, three hundred twenty-two million, three hundred forty-five thousand, three hundred twenty-one".