243111035113 has 4 divisors (see below), whose sum is σ = 245025295360. Its totient is φ = 241196774868.

The previous prime is 243111035099. The next prime is 243111035131. The reversal of 243111035113 is 311530111342.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 243111035113 - 2²⁹ = 242574164201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243111035513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 957129933 + ... + 957130186.

It is an arithmetic number, because the mean of its divisors is an integer number (61256323840).

Almost surely, 2^243111035113 is an apocalyptic number.

It is an amenable number.

243111035113 is a deficient number, since it is larger than the sum of its proper divisors (1914260247).

243111035113 is a wasteful number, since it uses less digits than its factorization.

243111035113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914260246.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 243111035113 its reverse (311530111342), we get a palindrome (554641146455).

The spelling of 243111035113 in words is "two hundred forty-three billion, one hundred eleven million, thirty-five thousand, one hundred thirteen".