243343119231 has 24 divisors (see below), whose sum is σ = 354555002880. Its totient is φ = 160818826896.

The previous prime is 243343119223. The next prime is 243343119259. The reversal of 243343119231 is 132911343342.

243343119231 is a `hidden beast` number, since 2 + 4 + 3 + 3 + 431 + 192 + 31 = 666.

It is not a de Polignac number, because 243343119231 - 2³ = 243343119223 is a prime.

It is a super-2 number, since 2×243343119231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243343119211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1310850 + ... + 1484928.

It is an arithmetic number, because the mean of its divisors is an integer number (14773125120).

Almost surely, 2^243343119231 is an apocalyptic number.

243343119231 is a deficient number, since it is larger than the sum of its proper divisors (111211883649).

243343119231 is a wasteful number, since it uses less digits than its factorization.

243343119231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175435 (or 175432 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The spelling of 243343119231 in words is "two hundred forty-three billion, three hundred forty-three million, one hundred nineteen thousand, two hundred thirty-one".