243234254111 has 4 divisors (see below), whose sum is σ = 246313168800. Its totient is φ = 240155339424.

The previous prime is 243234254101. The next prime is 243234254113. The reversal of 243234254111 is 111452432342.

243234254111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 243234254111 - 2⁶ = 243234254047 is a prime.

It is a super-3 number, since 3×243234254111³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243234254113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539457226 + ... + 1539457383.

It is an arithmetic number, because the mean of its divisors is an integer number (61578292200).

Almost surely, 2^243234254111 is an apocalyptic number.

243234254111 is a deficient number, since it is larger than the sum of its proper divisors (3078914689).

243234254111 is an equidigital number, since it uses as much as digits as its factorization.

243234254111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078914688.

The product of its digits is 23040, while the sum is 32.

Adding to 243234254111 its reverse (111452432342), we get a palindrome (354686686453).

The spelling of 243234254111 in words is "two hundred forty-three billion, two hundred thirty-four million, two hundred fifty-four thousand, one hundred eleven".