204312443343 has 8 divisors (see below), whose sum is σ = 281810266800. Its totient is φ = 131511457728.

The previous prime is 204312443339. The next prime is 204312443369. The reversal of 204312443343 is 343344213402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204312443343 - 2² = 204312443339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204312443383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1174209358 + ... + 1174209531.

It is an arithmetic number, because the mean of its divisors is an integer number (35226283350).

Almost surely, 2^204312443343 is an apocalyptic number.

204312443343 is a deficient number, since it is larger than the sum of its proper divisors (77497823457).

204312443343 is a wasteful number, since it uses less digits than its factorization.

204312443343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348418921.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 204312443343 its reverse (343344213402), we get a palindrome (547656656745).

The spelling of 204312443343 in words is "two hundred four billion, three hundred twelve million, four hundred forty-three thousand, three hundred forty-three".