243113322115 has 8 divisors (see below), whose sum is σ = 291741337440. Its totient is φ = 194487090432.

The previous prime is 243113322107. The next prime is 243113322121. The reversal of 243113322115 is 511223311342.

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

It is a cyclic number.

It is not a de Polignac number, because 243113322115 - 2³ = 243113322107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125055 + ... + 708424.

It is an arithmetic number, because the mean of its divisors is an integer number (36467667180).

Almost surely, 2^243113322115 is an apocalyptic number.

243113322115 is a deficient number, since it is larger than the sum of its proper divisors (48628015325).

243113322115 is an equidigital number, since it uses as much as digits as its factorization.

243113322115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891821.

The product of its digits is 4320, while the sum is 28.

Adding to 243113322115 its reverse (511223311342), we get a palindrome (754336633457).

The spelling of 243113322115 in words is "two hundred forty-three billion, one hundred thirteen million, three hundred twenty-two thousand, one hundred fifteen".