20023123320001 has 8 divisors (see below), whose sum is σ = 20669089079808. Its totient is φ = 19377161220000.

The previous prime is 20023123319999. The next prime is 20023123320107. The reversal of 20023123320001 is 10002332132002.

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 20023123320001 - 2¹ = 20023123319999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20023123320601) 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, 14131701 + ... + 15483901.

It is an arithmetic number, because the mean of its divisors is an integer number (2583636134976).

Almost surely, 2^{20023123320001} is an apocalyptic number.

It is an amenable number.

20023123320001 is a deficient number, since it is larger than the sum of its proper divisors (645965759807).

20023123320001 is a wasteful number, since it uses less digits than its factorization.

20023123320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829903.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20023123320001 its reverse (10002332132002), we get a palindrome (30025455452003).

The spelling of 20023123320001 in words is "twenty trillion, twenty-three billion, one hundred twenty-three million, three hundred twenty thousand, one".