243043222201 has 8 divisors (see below), whose sum is σ = 261742691840. Its totient is φ = 224344300752.

The previous prime is 243043222199. The next prime is 243043222211. The reversal of 243043222201 is 102222340342.

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

It is not a de Polignac number, because 243043222201 - 2¹ = 243043222199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243043222211) 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, 1588840 + ... + 1735078.

It is an arithmetic number, because the mean of its divisors is an integer number (32717836480).

Almost surely, 2^243043222201 is an apocalyptic number.

It is an amenable number.

243043222201 is a deficient number, since it is larger than the sum of its proper divisors (18699469639).

243043222201 is a wasteful number, since it uses less digits than its factorization.

243043222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274095.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 243043222201 its reverse (102222340342), we get a palindrome (345265562543).

The spelling of 243043222201 in words is "two hundred forty-three billion, forty-three million, two hundred twenty-two thousand, two hundred one".