42130431340012 has 24 divisors (see below), whose sum is σ = 73788696781856. Its totient is φ = 21047951236608.

The previous prime is 42130431340009. The next prime is 42130431340051. The reversal of 42130431340012 is 21004313403124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35566678 + ... + 36732130.

Almost surely, 2^{42130431340012} is an apocalyptic number.

It is an amenable number.

42130431340012 is a deficient number, since it is larger than the sum of its proper divisors (31658265441844).

42130431340012 is a wasteful number, since it uses less digits than its factorization.

42130431340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172857 (or 1172855 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 42130431340012 its reverse (21004313403124), we get a palindrome (63134744743136).

The spelling of 42130431340012 in words is "forty-two trillion, one hundred thirty billion, four hundred thirty-one million, three hundred forty thousand, twelve".