204423142411211 has 4 divisors (see below), whose sum is σ = 204434086438800. Its totient is φ = 204412198383624.

The previous prime is 204423142411199. The next prime is 204423142411223. The reversal of 204423142411211 is 112114241324402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (204423142411199) and next prime (204423142411223).

It is a cyclic number.

It is not a de Polignac number, because 204423142411211 - 2³⁸ = 204148264504267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204423142419211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5471985776 + ... + 5472023133.

It is an arithmetic number, because the mean of its divisors is an integer number (51108521609700).

Almost surely, 2^{204423142411211} is an apocalyptic number.

204423142411211 is a deficient number, since it is larger than the sum of its proper divisors (10944027589).

204423142411211 is a wasteful number, since it uses less digits than its factorization.

204423142411211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10944027588.

The product of its (nonzero) digits is 12288, while the sum is 32.

Adding to 204423142411211 its reverse (112114241324402), we get a palindrome (316537383735613).

The spelling of 204423142411211 in words is "two hundred four trillion, four hundred twenty-three billion, one hundred forty-two million, four hundred eleven thousand, two hundred eleven".