204011550124111 has 2 divisors, whose sum is σ = 204011550124112. Its totient is φ = 204011550124110.

The previous prime is 204011550124061. The next prime is 204011550124159. The reversal of 204011550124111 is 111421055110402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204011550124111 - 2³⁵ = 203977190385743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204011550124111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204011550124181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102005775062055 + 102005775062056.

It is an arithmetic number, because the mean of its divisors is an integer number (102005775062056).

Almost surely, 2^{204011550124111} is an apocalyptic number.

204011550124111 is a deficient number, since it is larger than the sum of its proper divisors (1).

204011550124111 is an equidigital number, since it uses as much as digits as its factorization.

204011550124111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 28.

The spelling of 204011550124111 in words is "two hundred four trillion, eleven billion, five hundred fifty million, one hundred twenty-four thousand, one hundred eleven".