22300020423 has 6 divisors (see below), whose sum is σ = 32211140624. Its totient is φ = 14866680276.

The previous prime is 22300020389. The next prime is 22300020427. The reversal of 22300020423 is 32402000322.

22300020423 is a `hidden beast` number, since 223 + 0 + 0 + 0 + 20 + 423 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22300020423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22300020396 and 22300020405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22300020427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1238890015 + ... + 1238890032.

Almost surely, 2^22300020423 is an apocalyptic number.

22300020423 is a deficient number, since it is larger than the sum of its proper divisors (9911120201).

22300020423 is a wasteful number, since it uses less digits than its factorization.

22300020423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477780053 (or 2477780050 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22300020423 its reverse (32402000322), we get a palindrome (54702020745).

The spelling of 22300020423 in words is "twenty-two billion, three hundred million, twenty thousand, four hundred twenty-three".