1001404112203 has 6 divisors (see below), whose sum is σ = 1100716916852. Its totient is φ = 910367374620.

The previous prime is 1001404112173. The next prime is 1001404112237. The reversal of 1001404112203 is 3022114041001.

It is not a de Polignac number, because 1001404112203 - 2⁹ = 1001404111691 is a prime.

It is a super-2 number, since 2×1001404112203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001404112243) 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 5 ways as a sum of consecutive naturals, for example, 4138033401 + ... + 4138033642.

Almost surely, 2^{1001404112203} is an apocalyptic number.

1001404112203 is a deficient number, since it is larger than the sum of its proper divisors (99312804649).

1001404112203 is an equidigital number, since it uses as much as digits as its factorization.

1001404112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8276067065 (or 8276067054 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1001404112203 its reverse (3022114041001), we get a palindrome (4023518153204).

The spelling of 1001404112203 in words is "one trillion, one billion, four hundred four million, one hundred twelve thousand, two hundred three".