20303323111033 has 8 divisors (see below), whose sum is σ = 20608770440448. Its totient is φ = 19997946742224.

The previous prime is 20303323111013. The next prime is 20303323111039. The reversal of 20303323111033 is 33011132330302.

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 20303323111033 - 2¹³ = 20303323102841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20303323110989 and 20303323111007.

It is not an unprimeable number, because it can be changed into a prime (20303323111039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17163466 + ... + 18308227.

It is an arithmetic number, because the mean of its divisors is an integer number (2576096305056).

Almost surely, 2^{20303323111033} is an apocalyptic number.

It is an amenable number.

20303323111033 is a deficient number, since it is larger than the sum of its proper divisors (305447329415).

20303323111033 is an equidigital number, since it uses as much as digits as its factorization.

20303323111033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35480303.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 20303323111033 its reverse (33011132330302), we get a palindrome (53314455441335).

The spelling of 20303323111033 in words is "twenty trillion, three hundred three billion, three hundred twenty-three million, one hundred eleven thousand, thirty-three".