20203244420023 has 8 divisors (see below), whose sum is σ = 23131633208192. Its totient is φ = 17285408385336.

The previous prime is 20203244419997. The next prime is 20203244420033. The reversal of 20203244420023 is 32002444230202.

It is a happy number.

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

It is not a de Polignac number, because 20203244420023 - 2²⁹ = 20202707549111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20203244419973 and 20203244420000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20203244420033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2638184265 + ... + 2638191922.

It is an arithmetic number, because the mean of its divisors is an integer number (2891454151024).

Almost surely, 2^{20203244420023} is an apocalyptic number.

20203244420023 is a deficient number, since it is larger than the sum of its proper divisors (2928388788169).

20203244420023 is an equidigital number, since it uses as much as digits as its factorization.

20203244420023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276376741.

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

Adding to 20203244420023 its reverse (32002444230202), we get a palindrome (52205688650225).

The spelling of 20203244420023 in words is "twenty trillion, two hundred three billion, two hundred forty-four million, four hundred twenty thousand, twenty-three".