42142012012 has 12 divisors (see below), whose sum is σ = 76291573680. Its totient is φ = 20344419536.

The previous prime is 42142012009. The next prime is 42142012021. The reversal of 42142012012 is 21021024124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181646488 + ... + 181646719.

It is an arithmetic number, because the mean of its divisors is an integer number (6357631140).

Almost surely, 2^42142012012 is an apocalyptic number.

It is an amenable number.

42142012012 is a deficient number, since it is larger than the sum of its proper divisors (34149561668).

42142012012 is a wasteful number, since it uses less digits than its factorization.

42142012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363293240 (or 363293238 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 42142012012 its reverse (21021024124), we get a palindrome (63163036136).

The spelling of 42142012012 in words is "forty-two billion, one hundred forty-two million, twelve thousand, twelve".