20440024303 has 2 divisors, whose sum is σ = 20440024304. Its totient is φ = 20440024302.

The previous prime is 20440024301. The next prime is 20440024321. The reversal of 20440024303 is 30342004402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20440024303 - 2¹ = 20440024301 is a prime.

Together with 20440024301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20440024301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10220012151 + 10220012152.

It is an arithmetic number, because the mean of its divisors is an integer number (10220012152).

Almost surely, 2^20440024303 is an apocalyptic number.

20440024303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20440024303 is an equidigital number, since it uses as much as digits as its factorization.

20440024303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20440024303 its reverse (30342004402), we get a palindrome (50782028705).

The spelling of 20440024303 in words is "twenty billion, four hundred forty million, twenty-four thousand, three hundred three".