142031243332012 has 12 divisors (see below), whose sum is σ = 248734657503136. Its totient is φ = 70964198331120.

The previous prime is 142031243331947. The next prime is 142031243332109. The reversal of 142031243332012 is 210233342130241.

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, 12855827508 + ... + 12855838555.

Almost surely, 2^{142031243332012} is an apocalyptic number.

It is an amenable number.

142031243332012 is a deficient number, since it is larger than the sum of its proper divisors (106703414171124).

142031243332012 is a wasteful number, since it uses less digits than its factorization.

142031243332012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25711667448 (or 25711667446 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 142031243332012 its reverse (210233342130241), we get a palindrome (352264585462253).

The spelling of 142031243332012 in words is "one hundred forty-two trillion, thirty-one billion, two hundred forty-three million, three hundred thirty-two thousand, twelve".