1042345042212 has 24 divisors (see below), whose sum is σ = 2434355544096. Its totient is φ = 347131617088.

The previous prime is 1042345042171. The next prime is 1042345042229. The reversal of 1042345042212 is 2122405432401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042345042212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39577578 + ... + 39603905.

It is an arithmetic number, because the mean of its divisors is an integer number (101431481004).

Almost surely, 2^{1042345042212} is an apocalyptic number.

1042345042212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042345042212 is an abundant number, since it is smaller than the sum of its proper divisors (1392010501884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042345042212 is a wasteful number, since it uses less digits than its factorization.

1042345042212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79182587 (or 79182585 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The spelling of 1042345042212 in words is "one trillion, forty-two billion, three hundred forty-five million, forty-two thousand, two hundred twelve".