243200424203 has 8 divisors (see below), whose sum is σ = 265313225520. Its totient is φ = 221088234880.

The previous prime is 243200424199. The next prime is 243200424221. The reversal of 243200424203 is 302424002342.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 243200424203 - 2² = 243200424199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243200424223) 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, 1192151 + ... + 1381167.

It is an arithmetic number, because the mean of its divisors is an integer number (33164153190).

Almost surely, 2^243200424203 is an apocalyptic number.

243200424203 is a deficient number, since it is larger than the sum of its proper divisors (22112801317).

243200424203 is a wasteful number, since it uses less digits than its factorization.

243200424203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305997.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 243200424203 its reverse (302424002342), we get a palindrome (545624426545).

The spelling of 243200424203 in words is "two hundred forty-three billion, two hundred million, four hundred twenty-four thousand, two hundred three".