243132142012 has 6 divisors (see below), whose sum is σ = 425481248528. Its totient is φ = 121566071004.

The previous prime is 243132142009. The next prime is 243132142063. The reversal of 243132142012 is 210241231342.

It is a super-2 number, since 2×243132142012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30391517748 + ... + 30391517755.

Almost surely, 2^243132142012 is an apocalyptic number.

It is an amenable number.

243132142012 is a deficient number, since it is larger than the sum of its proper divisors (182349106516).

243132142012 is a wasteful number, since it uses less digits than its factorization.

243132142012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60783035507 (or 60783035505 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 243132142012 its reverse (210241231342), we get a palindrome (453373373354).

The spelling of 243132142012 in words is "two hundred forty-three billion, one hundred thirty-two million, one hundred forty-two thousand, twelve".