1003221231442 has 8 divisors (see below), whose sum is σ = 1507286713356. Its totient is φ = 500792326992.

The previous prime is 1003221231431. The next prime is 1003221231457. The reversal of 1003221231442 is 2441321223001.

It can be written as a sum of positive squares in 2 ways, for example, as 640382457121 + 362838774321 = 800239^2 + 602361^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409142833 + ... + 409145284.

Almost surely, 2^{1003221231442} is an apocalyptic number.

1003221231442 is a deficient number, since it is larger than the sum of its proper divisors (504065481914).

1003221231442 is an equidigital number, since it uses as much as digits as its factorization.

1003221231442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818288732.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1003221231442 its reverse (2441321223001), we get a palindrome (3444542454443).

The spelling of 1003221231442 in words is "one trillion, three billion, two hundred twenty-one million, two hundred thirty-one thousand, four hundred forty-two".