1001404112442 has 16 divisors (see below), whose sum is σ = 2030243954880. Its totient is φ = 329228749152.

The previous prime is 1001404112413. The next prime is 1001404112461. The reversal of 1001404112442 is 2442114041001.

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 7 ways as a sum of consecutive naturals, for example, 1143154942 + ... + 1143155817.

It is an arithmetic number, because the mean of its divisors is an integer number (126890247180).

Almost surely, 2^{1001404112442} is an apocalyptic number.

1001404112442 is an abundant number, since it is smaller than the sum of its proper divisors (1028839842438).

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

1001404112442 is a wasteful number, since it uses less digits than its factorization.

1001404112442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286310837.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1001404112442 its reverse (2442114041001), we get a palindrome (3443518153443).

The spelling of 1001404112442 in words is "one trillion, one billion, four hundred four million, one hundred twelve thousand, four hundred forty-two".