204234432433311 has 16 divisors (see below), whose sum is σ = 313453325561600. Its totient is φ = 115865782838208.

The previous prime is 204234432433249. The next prime is 204234432433313. The reversal of 204234432433311 is 113334234432402.

It is not a de Polignac number, because 204234432433311 - 2¹³ = 204234432425119 is a prime.

It is a super-3 number, since 3×204234432433311³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 204234432433311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204234432433313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34983627166 + ... + 34983633003.

It is an arithmetic number, because the mean of its divisors is an integer number (19590832847600).

Almost surely, 2^{204234432433311} is an apocalyptic number.

204234432433311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

204234432433311 is a deficient number, since it is larger than the sum of its proper divisors (109218893128289).

204234432433311 is a wasteful number, since it uses less digits than its factorization.

204234432433311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69967260318.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 204234432433311 its reverse (113334234432402), we get a palindrome (317568666865713).

The spelling of 204234432433311 in words is "two hundred four trillion, two hundred thirty-four billion, four hundred thirty-two million, four hundred thirty-three thousand, three hundred eleven".