1442330321121 has 8 divisors (see below), whose sum is σ = 2136785660960. Its totient is φ = 961553547396.

The previous prime is 1442330321093. The next prime is 1442330321147. The reversal of 1442330321121 is 1211230332441.

1442330321121 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 330 + 321 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 1442330321121 - 2²⁵ = 1442296766689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 53419641523 = 1442330321121 / (1 + 4 + 4 + 2 + 3 + 3 + 0 + 3 + 2 + 1 + 1 + 2 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1442330321171) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26709820735 + ... + 26709820788.

It is an arithmetic number, because the mean of its divisors is an integer number (267098207620).

Almost surely, 2^{1442330321121} is an apocalyptic number.

It is an amenable number.

1442330321121 is a deficient number, since it is larger than the sum of its proper divisors (694455339839).

1442330321121 is an equidigital number, since it uses as much as digits as its factorization.

1442330321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53419641532 (or 53419641526 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1442330321121 its reverse (1211230332441), we get a palindrome (2653560653562).

The spelling of 1442330321121 in words is "one trillion, four hundred forty-two billion, three hundred thirty million, three hundred twenty-one thousand, one hundred twenty-one".