204217811341 has 4 divisors (see below), whose sum is σ = 204218728000. Its totient is φ = 204216894684.

The previous prime is 204217811339. The next prime is 204217811351. The reversal of 204217811341 is 143118712402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 204217811341 - 2¹ = 204217811339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204217811297 and 204217811306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204217811351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114460 + ... + 649258.

It is an arithmetic number, because the mean of its divisors is an integer number (51054682000).

Almost surely, 2^204217811341 is an apocalyptic number.

It is an amenable number.

204217811341 is a deficient number, since it is larger than the sum of its proper divisors (916659).

204217811341 is an equidigital number, since it uses as much as digits as its factorization.

204217811341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916658.

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 204217811341 in words is "two hundred four billion, two hundred seventeen million, eight hundred eleven thousand, three hundred forty-one".