2004421131121 has 8 divisors (see below), whose sum is σ = 2005571289024. Its totient is φ = 2003271159120.

The previous prime is 2004421131107. The next prime is 2004421131157. The reversal of 2004421131121 is 1211311244002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2004421131121 - 2¹³ = 2004421122929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2004421131092 and 2004421131101.

It is not an unprimeable number, because it can be changed into a prime (2004421131191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25445031 + ... + 25523683.

It is an arithmetic number, because the mean of its divisors is an integer number (250696411128).

Almost surely, 2^{2004421131121} is an apocalyptic number.

It is an amenable number.

2004421131121 is a deficient number, since it is larger than the sum of its proper divisors (1150157903).

2004421131121 is a wasteful number, since it uses less digits than its factorization.

2004421131121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92951.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 2004421131121 its reverse (1211311244002), we get a palindrome (3215732375123).

The spelling of 2004421131121 in words is "two trillion, four billion, four hundred twenty-one million, one hundred thirty-one thousand, one hundred twenty-one".