243345235011 has 16 divisors (see below), whose sum is σ = 332697907584. Its totient is φ = 158161284864.

The previous prime is 243345234997. The next prime is 243345235019. The reversal of 243345235011 is 110532543342.

It is not a de Polignac number, because 243345235011 - 2³⁴ = 226165365827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243345235019) 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, 6221085 + ... + 6260078.

It is an arithmetic number, because the mean of its divisors is an integer number (20793619224).

Almost surely, 2^243345235011 is an apocalyptic number.

243345235011 is a deficient number, since it is larger than the sum of its proper divisors (89352672573).

243345235011 is a wasteful number, since it uses less digits than its factorization.

243345235011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12481330.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 243345235011 its reverse (110532543342), we get a palindrome (353877778353).

The spelling of 243345235011 in words is "two hundred forty-three billion, three hundred forty-five million, two hundred thirty-five thousand, eleven".