20234024423 has 4 divisors (see below), whose sum is σ = 20268495240. Its totient is φ = 20199553608.

The previous prime is 20234024413. The next prime is 20234024479. The reversal of 20234024423 is 32442043202.

It is a happy number.

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 20234024423 - 2¹⁰ = 20234023399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20234024392 and 20234024401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234024413) 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 3 ways as a sum of consecutive naturals, for example, 17234528 + ... + 17235701.

It is an arithmetic number, because the mean of its divisors is an integer number (5067123810).

Almost surely, 2^20234024423 is an apocalyptic number.

20234024423 is a deficient number, since it is larger than the sum of its proper divisors (34470817).

20234024423 is an equidigital number, since it uses as much as digits as its factorization.

20234024423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34470816.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 20234024423 its reverse (32442043202), we get a palindrome (52676067625).

The spelling of 20234024423 in words is "twenty billion, two hundred thirty-four million, twenty-four thousand, four hundred twenty-three".