20232123244505 has 8 divisors (see below), whose sum is σ = 24306877592712. Its totient is φ = 16166812129408.

The previous prime is 20232123244481. The next prime is 20232123244513. The reversal of 20232123244505 is 50544232123202.

It can be written as a sum of positive squares in 4 ways, for example, as 4453011566656 + 15779111677849 = 2110216^2 + 3972293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20232123244505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2360803562 + ... + 2360812131.

It is an arithmetic number, because the mean of its divisors is an integer number (3038359699089).

Almost surely, 2^{20232123244505} is an apocalyptic number.

It is an amenable number.

20232123244505 is a deficient number, since it is larger than the sum of its proper divisors (4074754348207).

20232123244505 is an equidigital number, since it uses as much as digits as its factorization.

20232123244505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721616555.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 20232123244505 its reverse (50544232123202), we get a palindrome (70776355367707).

The spelling of 20232123244505 in words is "twenty trillion, two hundred thirty-two billion, one hundred twenty-three million, two hundred forty-four thousand, five hundred five".