243903200030 has 16 divisors (see below), whose sum is σ = 501743725920. Its totient is φ = 83623954272.

The previous prime is 243903199997. The next prime is 243903200077. The reversal of 243903200030 is 30002309342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742165645 + ... + 1742165784.

It is an arithmetic number, because the mean of its divisors is an integer number (31358982870).

Almost surely, 2^243903200030 is an apocalyptic number.

243903200030 is an abundant number, since it is smaller than the sum of its proper divisors (257840525890).

243903200030 is a wasteful number, since it uses less digits than its factorization.

243903200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484331443.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 243903200030 its reverse (30002309342), we get a palindrome (273905509372).

The spelling of 243903200030 in words is "two hundred forty-three billion, nine hundred three million, two hundred thousand, thirty".