404104203204131 has 16 divisors (see below), whose sum is σ = 425958774373440. Its totient is φ = 382615597056000.

The previous prime is 404104203204061. The next prime is 404104203204179. The reversal of 404104203204131 is 131402302401404.

It is a cyclic number.

It is not a de Polignac number, because 404104203204131 - 2³⁴ = 404087023334947 is a prime.

It is a super-2 number, since 2×404104203204131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404104203204094 and 404104203204103.

It is not an unprimeable number, because it can be changed into a prime (404104203204631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99096620 + ... + 103093881.

It is an arithmetic number, because the mean of its divisors is an integer number (26622423398340).

Almost surely, 2^{404104203204131} is an apocalyptic number.

404104203204131 is a deficient number, since it is larger than the sum of its proper divisors (21854571169309).

404104203204131 is a wasteful number, since it uses less digits than its factorization.

404104203204131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202191406.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 404104203204131 its reverse (131402302401404), we get a palindrome (535506505605535).

The spelling of 404104203204131 in words is "four hundred four trillion, one hundred four billion, two hundred three million, two hundred four thousand, one hundred thirty-one".