243152442311 has 8 divisors (see below), whose sum is σ = 243633561600. Its totient is φ = 242671743000.

The previous prime is 243152442307. The next prime is 243152442319. The reversal of 243152442311 is 113244251342.

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 243152442311 - 2² = 243152442307 is a prime.

It is a super-2 number, since 2×243152442311² (a number of 24 digits) contains 22 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 (243152442319) 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, 1066970 + ... + 1274648.

It is an arithmetic number, because the mean of its divisors is an integer number (30454195200).

Almost surely, 2^243152442311 is an apocalyptic number.

243152442311 is a deficient number, since it is larger than the sum of its proper divisors (481119289).

243152442311 is a wasteful number, since it uses less digits than its factorization.

243152442311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209989.

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

Adding to 243152442311 its reverse (113244251342), we get a palindrome (356396693653).

The spelling of 243152442311 in words is "two hundred forty-three billion, one hundred fifty-two million, four hundred forty-two thousand, three hundred eleven".