204023230011 has 6 divisors (see below), whose sum is σ = 294700221140. Its totient is φ = 136015486668.

The previous prime is 204023230001. The next prime is 204023230031. The reversal of 204023230011 is 110032320402.

204023230011 is a `hidden beast` number, since 20 + 402 + 3 + 230 + 0 + 11 = 666.

It is not a de Polignac number, because 204023230011 - 2¹¹ = 204023227963 is a prime.

It is a super-2 number, since 2×204023230011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204023230001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11334623881 + ... + 11334623898.

Almost surely, 2^204023230011 is an apocalyptic number.

204023230011 is a deficient number, since it is larger than the sum of its proper divisors (90676991129).

204023230011 is a wasteful number, since it uses less digits than its factorization.

204023230011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22669247785 (or 22669247782 counting only the distinct ones).

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

Adding to 204023230011 its reverse (110032320402), we get a palindrome (314055550413).

The spelling of 204023230011 in words is "two hundred four billion, twenty-three million, two hundred thirty thousand, eleven".