442421031210442 has 8 divisors (see below), whose sum is σ = 663639418675296. Its totient is φ = 221207891652012.

The previous prime is 442421031210419. The next prime is 442421031210467. The reversal of 442421031210442 is 244012130124244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 442421031210398 and 442421031210407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311765838 + ... + 1312103065.

It is an arithmetic number, because the mean of its divisors is an integer number (82954927334412).

Almost surely, 2^{442421031210442} is an apocalyptic number.

442421031210442 is a deficient number, since it is larger than the sum of its proper divisors (221218387464854).

442421031210442 is a wasteful number, since it uses less digits than its factorization.

442421031210442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623953212.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 442421031210442 its reverse (244012130124244), we get a palindrome (686433161334686).

The spelling of 442421031210442 in words is "four hundred forty-two trillion, four hundred twenty-one billion, thirty-one million, two hundred ten thousand, four hundred forty-two".