243320030204 has 24 divisors (see below), whose sum is σ = 444342695328. Its totient is φ = 116365430720.

The previous prime is 243320030197. The next prime is 243320030237. The reversal of 243320030204 is 402030023342.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 243320030204.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2938214 + ... + 3019890.

It is an arithmetic number, because the mean of its divisors is an integer number (18514278972).

Almost surely, 2^243320030204 is an apocalyptic number.

It is an amenable number.

243320030204 is a deficient number, since it is larger than the sum of its proper divisors (201022665124).

243320030204 is a wasteful number, since it uses less digits than its factorization.

243320030204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114085 (or 114083 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 243320030204 its reverse (402030023342), we get a palindrome (645350053546).

The spelling of 243320030204 in words is "two hundred forty-three billion, three hundred twenty million, thirty thousand, two hundred four".