20001232130333 has 4 divisors (see below), whose sum is σ = 20001257883360. Its totient is φ = 20001206377308.

The previous prime is 20001232130261. The next prime is 20001232130359. The reversal of 20001232130333 is 33303123210002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20001232130333 - 2⁴⁰ = 18901720502557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20001232130299 and 20001232130308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001232160333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11674103 + ... + 13277316.

It is an arithmetic number, because the mean of its divisors is an integer number (5000314470840).

Almost surely, 2^{20001232130333} is an apocalyptic number.

It is an amenable number.

20001232130333 is a deficient number, since it is larger than the sum of its proper divisors (25753027).

20001232130333 is an equidigital number, since it uses as much as digits as its factorization.

20001232130333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25753026.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20001232130333 its reverse (33303123210002), we get a palindrome (53304355340335).

The spelling of 20001232130333 in words is "twenty trillion, one billion, two hundred thirty-two million, one hundred thirty thousand, three hundred thirty-three".