243303010001 has 16 divisors (see below), whose sum is σ = 257014093440. Its totient is φ = 229682977920.

The previous prime is 243303009953. The next prime is 243303010007. The reversal of 243303010001 is 100010303342.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 243303010001 - 2²⁶ = 243235901137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (243303010007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30208691 + ... + 30216743.

It is an arithmetic number, because the mean of its divisors is an integer number (16063380840).

Almost surely, 2^243303010001 is an apocalyptic number.

It is an amenable number.

243303010001 is a deficient number, since it is larger than the sum of its proper divisors (13711083439).

243303010001 is a wasteful number, since it uses less digits than its factorization.

243303010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13496.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 243303010001 its reverse (100010303342), we get a palindrome (343313313343).

The spelling of 243303010001 in words is "two hundred forty-three billion, three hundred three million, ten thousand, one".