22100423323 has 4 divisors (see below), whose sum is σ = 24109552728. Its totient is φ = 20091293920.

The previous prime is 22100423321. The next prime is 22100423341. The reversal of 22100423323 is 32332400122.

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

It is a cyclic number.

It is not a de Polignac number, because 22100423323 - 2¹ = 22100423321 is a prime.

It is a super-2 number, since 2×22100423323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100423294 and 22100423303.

It is not an unprimeable number, because it can be changed into a prime (22100423321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004564686 + ... + 1004564707.

It is an arithmetic number, because the mean of its divisors is an integer number (6027388182).

Almost surely, 2^22100423323 is an apocalyptic number.

22100423323 is a deficient number, since it is larger than the sum of its proper divisors (2009129405).

22100423323 is a wasteful number, since it uses less digits than its factorization.

22100423323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009129404.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22100423323 its reverse (32332400122), we get a palindrome (54432823445).

The spelling of 22100423323 in words is "twenty-two billion, one hundred million, four hundred twenty-three thousand, three hundred twenty-three".