204023011023 has 24 divisors (see below), whose sum is σ = 317926998480. Its totient is φ = 125331926400.

The previous prime is 204023011001. The next prime is 204023011051. The reversal of 204023011023 is 320110320402.

204023011023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204023011023 - 2¹⁰ = 204023009999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204023010987 and 204023011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204023011823) 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 23 ways as a sum of consecutive naturals, for example, 1465753 + ... + 1598898.

It is an arithmetic number, because the mean of its divisors is an integer number (13246958270).

Almost surely, 2^204023011023 is an apocalyptic number.

204023011023 is a deficient number, since it is larger than the sum of its proper divisors (113903987457).

204023011023 is a wasteful number, since it uses less digits than its factorization.

204023011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065239 (or 3065236 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 204023011023 its reverse (320110320402), we get a palindrome (524133331425).

The spelling of 204023011023 in words is "two hundred four billion, twenty-three million, eleven thousand, twenty-three".