1004121142042 has 16 divisors (see below), whose sum is σ = 1592689400064. Its totient is φ = 474014700000.

The previous prime is 1004121142033. The next prime is 1004121142049. The reversal of 1004121142042 is 2402411214001.

It is not an unprimeable number, because it can be changed into a prime (1004121142049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 197503584 + ... + 197508667.

It is an arithmetic number, because the mean of its divisors is an integer number (99543087504).

Almost surely, 2^{1004121142042} is an apocalyptic number.

1004121142042 is a deficient number, since it is larger than the sum of its proper divisors (588568258022).

1004121142042 is a wasteful number, since it uses less digits than its factorization.

1004121142042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395012325.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 1004121142042 its reverse (2402411214001), we get a palindrome (3406532356043).

The spelling of 1004121142042 in words is "one trillion, four billion, one hundred twenty-one million, one hundred forty-two thousand, forty-two".