442431100010342 has 4 divisors (see below), whose sum is σ = 663646650015516. Its totient is φ = 221215550005170.

The previous prime is 442431100010299. The next prime is 442431100010407. The reversal of 442431100010342 is 243010001134244.

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

It is a super-2 number, since 2×442431100010342² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110607775002584 + ... + 110607775002587.

It is an arithmetic number, because the mean of its divisors is an integer number (165911662503879).

Almost surely, 2^{442431100010342} is an apocalyptic number.

442431100010342 is a deficient number, since it is larger than the sum of its proper divisors (221215550005174).

442431100010342 is a wasteful number, since it uses less digits than its factorization.

442431100010342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221215550005173.

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

Adding to 442431100010342 its reverse (243010001134244), we get a palindrome (685441101144586).

The spelling of 442431100010342 in words is "four hundred forty-two trillion, four hundred thirty-one billion, one hundred million, ten thousand, three hundred forty-two".