204342224423111 has 16 divisors (see below), whose sum is σ = 205842073076640. Its totient is φ = 202847967114240.

The previous prime is 204342224423053. The next prime is 204342224423131. The reversal of 204342224423111 is 111324422243402.

It is a cyclic number.

It is not a de Polignac number, because 204342224423111 - 2⁴⁶ = 133973480245447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204342224423131) 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, 1090121051 + ... + 1090308483.

It is an arithmetic number, because the mean of its divisors is an integer number (12865129567290).

Almost surely, 2^{204342224423111} is an apocalyptic number.

204342224423111 is a deficient number, since it is larger than the sum of its proper divisors (1499848653529).

204342224423111 is a wasteful number, since it uses less digits than its factorization.

204342224423111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202306.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 204342224423111 its reverse (111324422243402), we get a palindrome (315666646666513).

The spelling of 204342224423111 in words is "two hundred four trillion, three hundred forty-two billion, two hundred twenty-four million, four hundred twenty-three thousand, one hundred eleven".