22116323 has 8 divisors (see below), whose sum is σ = 23323920. Its totient is φ = 20913120.

The previous prime is 22116313. The next prime is 22116331. The reversal of 22116323 is 32361122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22116323 - 2⁴ = 22116307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22116295 and 22116304.

It is not an unprimeable number, because it can be changed into a prime (22116313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17261 + ... + 18497.

It is an arithmetic number, because the mean of its divisors is an integer number (2915490).

Almost surely, 2^22116323 is an apocalyptic number.

22116323 is a deficient number, since it is larger than the sum of its proper divisors (1207597).

22116323 is a wasteful number, since it uses less digits than its factorization.

22116323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197.

The product of its digits is 432, while the sum is 20.

The square root of 22116323 is about 4702.7994854129. The cubic root of 22116323 is about 280.6969161570.

Adding to 22116323 its reverse (32361122), we get a palindrome (54477445).

The spelling of 22116323 in words is "twenty-two million, one hundred sixteen thousand, three hundred twenty-three".