1242332432143 has 6 divisors (see below), whose sum is σ = 1365538954472. Its totient is φ = 1129393120020.

The previous prime is 1242332432123. The next prime is 1242332432203. The reversal of 1242332432143 is 3412342332421.

It is not a de Polignac number, because 1242332432143 - 2⁹ = 1242332431631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1242332432099 and 1242332432108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242332432123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5133604971 + ... + 5133605212.

Almost surely, 2^{1242332432143} is an apocalyptic number.

1242332432143 is a deficient number, since it is larger than the sum of its proper divisors (123206522329).

1242332432143 is a wasteful number, since it uses less digits than its factorization.

1242332432143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10267210205 (or 10267210194 counting only the distinct ones).

The product of its digits is 82944, while the sum is 34.

Adding to 1242332432143 its reverse (3412342332421), we get a palindrome (4654674764564).

The spelling of 1242332432143 in words is "one trillion, two hundred forty-two billion, three hundred thirty-two million, four hundred thirty-two thousand, one hundred forty-three".