204343111301 has 4 divisors (see below), whose sum is σ = 233534984352. Its totient is φ = 175151238252.

The previous prime is 204343111279. The next prime is 204343111337. The reversal of 204343111301 is 103111343402.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204343111301 is a prime.

It is a super-2 number, since 2×204343111301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204343111201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14595936515 + ... + 14595936528.

It is an arithmetic number, because the mean of its divisors is an integer number (58383746088).

Almost surely, 2^204343111301 is an apocalyptic number.

It is an amenable number.

204343111301 is a deficient number, since it is larger than the sum of its proper divisors (29191873051).

204343111301 is an equidigital number, since it uses as much as digits as its factorization.

204343111301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29191873050.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 204343111301 its reverse (103111343402), we get a palindrome (307454454703).

The spelling of 204343111301 in words is "two hundred four billion, three hundred forty-three million, one hundred eleven thousand, three hundred one".