20244423023 has 8 divisors (see below), whose sum is σ = 22104400080. Its totient is φ = 18387708480.

The previous prime is 20244423019. The next prime is 20244423029. The reversal of 20244423023 is 32032444202.

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 20244423023 - 2² = 20244423019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20244422983 and 20244423001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20244423029) 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 7 ways as a sum of consecutive naturals, for example, 802640 + ... + 827477.

It is an arithmetic number, because the mean of its divisors is an integer number (2763050010).

Almost surely, 2^20244423023 is an apocalyptic number.

20244423023 is a deficient number, since it is larger than the sum of its proper divisors (1859977057).

20244423023 is a wasteful number, since it uses less digits than its factorization.

20244423023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631257.

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

Adding to 20244423023 its reverse (32032444202), we get a palindrome (52276867225).

The spelling of 20244423023 in words is "twenty billion, two hundred forty-four million, four hundred twenty-three thousand, twenty-three".