204233032231 has 4 divisors (see below), whose sum is σ = 204243648352. Its totient is φ = 204222416112.

The previous prime is 204233032099. The next prime is 204233032273. The reversal of 204233032231 is 132230332402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204233032231 - 2²⁷ = 204098814503 is a prime.

It is a super-2 number, since 2×204233032231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204233032196 and 204233032205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204233012231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5279151 + ... + 5317696.

It is an arithmetic number, because the mean of its divisors is an integer number (51060912088).

Almost surely, 2^204233032231 is an apocalyptic number.

204233032231 is a deficient number, since it is larger than the sum of its proper divisors (10616121).

204233032231 is a wasteful number, since it uses less digits than its factorization.

204233032231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10616120.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 204233032231 its reverse (132230332402), we get a palindrome (336463364633).

The spelling of 204233032231 in words is "two hundred four billion, two hundred thirty-three million, thirty-two thousand, two hundred thirty-one".