204534341111 has 2 divisors, whose sum is σ = 204534341112. Its totient is φ = 204534341110.

The previous prime is 204534341107. The next prime is 204534341117. The reversal of 204534341111 is 111143435402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204534341111 - 2² = 204534341107 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204534341117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102267170555 + 102267170556.

It is an arithmetic number, because the mean of its divisors is an integer number (102267170556).

Almost surely, 2^204534341111 is an apocalyptic number.

204534341111 is a deficient number, since it is larger than the sum of its proper divisors (1).

204534341111 is an equidigital number, since it uses as much as digits as its factorization.

204534341111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 204534341111 its reverse (111143435402), we get a palindrome (315677776513).

The spelling of 204534341111 in words is "two hundred four billion, five hundred thirty-four million, three hundred forty-one thousand, one hundred eleven".