20321132030023 has 8 divisors (see below), whose sum is σ = 22267918020096. Its totient is φ = 18390914431800.

The previous prime is 20321132030011. The next prime is 20321132030063. The reversal of 20321132030023 is 32003023112302.

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 20321132030023 - 2⁹ = 20321132029511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20321132029976 and 20321132030003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20321132030063) 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, 4142095393 + ... + 4142100298.

It is an arithmetic number, because the mean of its divisors is an integer number (2783489752512).

Almost surely, 2^{20321132030023} is an apocalyptic number.

20321132030023 is a deficient number, since it is larger than the sum of its proper divisors (1946785990073).

20321132030023 is a wasteful number, since it uses less digits than its factorization.

20321132030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284195925.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20321132030023 its reverse (32003023112302), we get a palindrome (52324155142325).

The spelling of 20321132030023 in words is "twenty trillion, three hundred twenty-one billion, one hundred thirty-two million, thirty thousand, twenty-three".