243141113142 has 24 divisors (see below), whose sum is σ = 527887500816. Its totient is φ = 80880613776.

The previous prime is 243141113141. The next prime is 243141113153. The reversal of 243141113142 is 241311141342.

It is a happy number.

243141113142 is a `hidden beast` number, since 24 + 314 + 1 + 11 + 314 + 2 = 666.

It is a super-2 number, since 2×243141113142² (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 (243141113141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13859653 + ... + 13877184.

It is an arithmetic number, because the mean of its divisors is an integer number (21995312534).

Almost surely, 2^243141113142 is an apocalyptic number.

243141113142 is an abundant number, since it is smaller than the sum of its proper divisors (284746387674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243141113142 is a wasteful number, since it uses less digits than its factorization.

243141113142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27737332 (or 27737329 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 243141113142 its reverse (241311141342), we get a palindrome (484452254484).

The spelling of 243141113142 in words is "two hundred forty-three billion, one hundred forty-one million, one hundred thirteen thousand, one hundred forty-two".