442240321315131 has 12 divisors (see below), whose sum is σ = 638837206644000. Its totient is φ = 294805820225520.

The previous prime is 442240321315109. The next prime is 442240321315141. The reversal of 442240321315131 is 131513123042244.

442240321315131 is a `hidden beast` number, since 4 + 4 + 2 + 2 + 4 + 0 + 3 + 2 + 131 + 513 + 1 = 666.

It is not a de Polignac number, because 442240321315131 - 2¹⁴ = 442240321298747 is a prime.

It is a super-2 number, since 2×442240321315131² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442240321315141) 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 11 ways as a sum of consecutive naturals, for example, 1754921280 + ... + 1755173261.

It is an arithmetic number, because the mean of its divisors is an integer number (53236433887000).

Almost surely, 2^{442240321315131} is an apocalyptic number.

442240321315131 is a deficient number, since it is larger than the sum of its proper divisors (196596885328869).

442240321315131 is a wasteful number, since it uses less digits than its factorization.

442240321315131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510108546 (or 3510108543 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 442240321315131 its reverse (131513123042244), we get a palindrome (573753444357375).

The spelling of 442240321315131 in words is "four hundred forty-two trillion, two hundred forty billion, three hundred twenty-one million, three hundred fifteen thousand, one hundred thirty-one".