404242203043331 has 4 divisors (see below), whose sum is σ = 418181589355200. Its totient is φ = 390302816731464.

The previous prime is 404242203043313. The next prime is 404242203043351. The reversal of 404242203043331 is 133340302242404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 404242203043331 - 2¹⁴ = 404242203026947 is a prime.

It is a super-2 number, since 2×404242203043331² (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 = 404242203043291 and 404242203043300.

It is not an unprimeable number, because it can be changed into a prime (404242203043351) 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, 6969693155891 + ... + 6969693155948.

It is an arithmetic number, because the mean of its divisors is an integer number (104545397338800).

Almost surely, 2^{404242203043331} is an apocalyptic number.

404242203043331 is a deficient number, since it is larger than the sum of its proper divisors (13939386311869).

404242203043331 is a wasteful number, since it uses less digits than its factorization.

404242203043331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13939386311868.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 404242203043331 its reverse (133340302242404), we get a palindrome (537582505285735).

The spelling of 404242203043331 in words is "four hundred four trillion, two hundred forty-two billion, two hundred three million, forty-three thousand, three hundred thirty-one".