204234011203023 has 16 divisors (see below), whose sum is σ = 308277752761440. Its totient is φ = 133587026194752.

The previous prime is 204234011203009. The next prime is 204234011203073. The reversal of 204234011203023 is 320302110432402.

204234011203023 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 340 + 1 + 12 + 0 + 302 + 3 = 666.

It is not a de Polignac number, because 204234011203023 - 2⁶ = 204234011202959 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204234011203003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71360589486 + ... + 71360592347.

It is an arithmetic number, because the mean of its divisors is an integer number (19267359547590).

Almost surely, 2^{204234011203023} is an apocalyptic number.

204234011203023 is a deficient number, since it is larger than the sum of its proper divisors (104043741558417).

204234011203023 is a wasteful number, since it uses less digits than its factorization.

204234011203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142721181895 (or 142721181889 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 204234011203023 its reverse (320302110432402), we get a palindrome (524536121635425).

The spelling of 204234011203023 in words is "two hundred four trillion, two hundred thirty-four billion, eleven million, two hundred three thousand, twenty-three".