404123304201 has 4 divisors (see below), whose sum is σ = 538831072272. Its totient is φ = 269415536132.

The previous prime is 404123304197. The next prime is 404123304203. The reversal of 404123304201 is 102403321404.

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 404123304201 - 2² = 404123304197 is a prime.

It is a super-3 number, since 3×404123304201³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (404123304203) 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, 67353884031 + ... + 67353884036.

It is an arithmetic number, because the mean of its divisors is an integer number (134707768068).

Almost surely, 2^404123304201 is an apocalyptic number.

It is an amenable number.

404123304201 is a deficient number, since it is larger than the sum of its proper divisors (134707768071).

404123304201 is a wasteful number, since it uses less digits than its factorization.

404123304201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134707768070.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 404123304201 its reverse (102403321404), we get a palindrome (506526625605).

The spelling of 404123304201 in words is "four hundred four billion, one hundred twenty-three million, three hundred four thousand, two hundred one".