20004310550303 has 8 divisors (see below), whose sum is σ = 20012315430576. Its totient is φ = 19996306876800.

The previous prime is 20004310550293. The next prime is 20004310550309. The reversal of 20004310550303 is 30305501340002.

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-20004310550303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004310550309) by changing a digit.

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, 33617975 + ... + 34207847.

It is an arithmetic number, because the mean of its divisors is an integer number (2501539428822).

Almost surely, 2^{20004310550303} is an apocalyptic number.

20004310550303 is a deficient number, since it is larger than the sum of its proper divisors (8004880273).

20004310550303 is a wasteful number, since it uses less digits than its factorization.

20004310550303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603385.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 20004310550303 its reverse (30305501340002), we get a palindrome (50309811890305).

The spelling of 20004310550303 in words is "twenty trillion, four billion, three hundred ten million, five hundred fifty thousand, three hundred three".