22022000323 has 4 divisors (see below), whose sum is σ = 22180432120. Its totient is φ = 21863568528.

The previous prime is 22022000239. The next prime is 22022000327. The reversal of 22022000323 is 32300022022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022000323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22022000297 and 22022000306.

It is not an unprimeable number, because it can be changed into a prime (22022000327) 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, 79215690 + ... + 79215967.

It is an arithmetic number, because the mean of its divisors is an integer number (5545108030).

Almost surely, 2^22022000323 is an apocalyptic number.

22022000323 is a deficient number, since it is larger than the sum of its proper divisors (158431797).

22022000323 is a wasteful number, since it uses less digits than its factorization.

22022000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158431796.

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 22022000323 its reverse (32300022022), we get a palindrome (54322022345).

The spelling of 22022000323 in words is "twenty-two billion, twenty-two million, three hundred twenty-three", and thus it is an aban number.