243200203430 has 8 divisors (see below), whose sum is σ = 437760366192. Its totient is φ = 97280081368.

The previous prime is 243200203409. The next prime is 243200203469. The reversal of 243200203430 is 34302002342.

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

It is a junction number, because it is equal to n+sod(n) for n = 243200203396 and 243200203405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12160010162 + ... + 12160010181.

It is an arithmetic number, because the mean of its divisors is an integer number (54720045774).

Almost surely, 2^243200203430 is an apocalyptic number.

243200203430 is a deficient number, since it is larger than the sum of its proper divisors (194560162762).

243200203430 is a wasteful number, since it uses less digits than its factorization.

243200203430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24320020350.

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

Adding to 243200203430 its reverse (34302002342), we get a palindrome (277502205772).

The spelling of 243200203430 in words is "two hundred forty-three billion, two hundred million, two hundred three thousand, four hundred thirty".