2404104143021 has 4 divisors (see below), whose sum is σ = 2747547592032. Its totient is φ = 2060660694012.

The previous prime is 2404104143009. The next prime is 2404104143029. The reversal of 2404104143021 is 1203414014042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2404104143021 - 2³⁴ = 2386924273837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404104143029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171721724495 + ... + 171721724508.

It is an arithmetic number, because the mean of its divisors is an integer number (686886898008).

Almost surely, 2^{2404104143021} is an apocalyptic number.

It is an amenable number.

2404104143021 is a deficient number, since it is larger than the sum of its proper divisors (343443449011).

2404104143021 is an equidigital number, since it uses as much as digits as its factorization.

2404104143021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343443449010.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 2404104143021 its reverse (1203414014042), we get a palindrome (3607518157063).

The spelling of 2404104143021 in words is "two trillion, four hundred four billion, one hundred four million, one hundred forty-three thousand, twenty-one".