22222324423 has 8 divisors (see below), whose sum is σ = 23935772448. Its totient is φ = 20509453344.

The previous prime is 22222324393. The next prime is 22222324441. The reversal of 22222324423 is 32442322222.

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 22222324423 - 2⁹ = 22222323911 is a prime.

It is a super-2 number, since 2×22222324423² (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 = 22222324391 and 22222324400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222324123) 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 7 ways as a sum of consecutive naturals, for example, 62515 + ... + 219892.

It is an arithmetic number, because the mean of its divisors is an integer number (2991971556).

Almost surely, 2^22222324423 is an apocalyptic number.

22222324423 is a deficient number, since it is larger than the sum of its proper divisors (1713448025).

22222324423 is a wasteful number, since it uses less digits than its factorization.

22222324423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288473.

The product of its digits is 18432, while the sum is 28.

Adding to 22222324423 its reverse (32442322222), we get a palindrome (54664646645).

The spelling of 22222324423 in words is "twenty-two billion, two hundred twenty-two million, three hundred twenty-four thousand, four hundred twenty-three".