243443102231 has 16 divisors (see below), whose sum is σ = 284224840704. Its totient is φ = 204165045024.

The previous prime is 243443102219. The next prime is 243443102251. The reversal of 243443102231 is 132201344342.

It is a cyclic number.

It is not a de Polignac number, because 243443102231 - 2²² = 243438907927 is a prime.

It is a super-3 number, since 3×243443102231³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 243443102194 and 243443102203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243443102251) 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, 1014476 + ... + 1231278.

It is an arithmetic number, because the mean of its divisors is an integer number (17764052544).

Almost surely, 2^243443102231 is an apocalyptic number.

243443102231 is a deficient number, since it is larger than the sum of its proper divisors (40781738473).

243443102231 is a wasteful number, since it uses less digits than its factorization.

243443102231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220270.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 243443102231 its reverse (132201344342), we get a palindrome (375644446573).

The spelling of 243443102231 in words is "two hundred forty-three billion, four hundred forty-three million, one hundred two thousand, two hundred thirty-one".