243142012130 has 8 divisors (see below), whose sum is σ = 437655621852. Its totient is φ = 97256804848.

The previous prime is 243142012129. The next prime is 243142012153. The reversal of 243142012130 is 31210241342.

It can be written as a sum of positive squares in 2 ways, for example, as 202779996721 + 40362015409 = 450311^2 + 200903^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 243142012096 and 243142012105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12157100597 + ... + 12157100616.

Almost surely, 2^243142012130 is an apocalyptic number.

243142012130 is a deficient number, since it is larger than the sum of its proper divisors (194513609722).

243142012130 is a wasteful number, since it uses less digits than its factorization.

243142012130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24314201220.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 243142012130 its reverse (31210241342), we get a palindrome (274352253472).

The spelling of 243142012130 in words is "two hundred forty-three billion, one hundred forty-two million, twelve thousand, one hundred thirty".