243423001211 has 8 divisors (see below), whose sum is σ = 268541697984. Its totient is φ = 219217711680.

The previous prime is 243423001153. The next prime is 243423001223. The reversal of 243423001211 is 112100324342.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243423001211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243423001231) 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, 228351251 + ... + 228352316.

It is an arithmetic number, because the mean of its divisors is an integer number (33567712248).

Almost surely, 2^243423001211 is an apocalyptic number.

243423001211 is a deficient number, since it is larger than the sum of its proper divisors (25118696773).

243423001211 is a wasteful number, since it uses less digits than its factorization.

243423001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456703621.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 243423001211 its reverse (112100324342), we get a palindrome (355523325553).

The spelling of 243423001211 in words is "two hundred forty-three billion, four hundred twenty-three million, one thousand, two hundred eleven".