442011321334234 has 4 divisors (see below), whose sum is σ = 663016982001354. Its totient is φ = 221005660667116.

The previous prime is 442011321334213. The next prime is 442011321334259. The reversal of 442011321334234 is 432433123110244.

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

It can be written as a sum of positive squares in only one way, i.e., 276591724316209 + 165419597018025 = 16631047^2 + 12861555^2 .

It is a junction number, because it is equal to n+sod(n) for n = 442011321334193 and 442011321334202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110502830333557 + ... + 110502830333560.

Almost surely, 2^{442011321334234} is an apocalyptic number.

442011321334234 is a deficient number, since it is larger than the sum of its proper divisors (221005660667120).

442011321334234 is a wasteful number, since it uses less digits than its factorization.

442011321334234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221005660667119.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 442011321334234 its reverse (432433123110244), we get a palindrome (874444444444478).

The spelling of 442011321334234 in words is "four hundred forty-two trillion, eleven billion, three hundred twenty-one million, three hundred thirty-four thousand, two hundred thirty-four".