1320042042244 has 12 divisors (see below), whose sum is σ = 2310130044684. Its totient is φ = 660004886624.

The previous prime is 1320042042223. The next prime is 1320042042257. The reversal of 1320042042244 is 4422402400231.

It can be written as a sum of positive squares in 2 ways, for example, as 812972722500 + 507069319744 = 901650^2 + 712088^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3848599 + ... + 4177534.

It is an arithmetic number, because the mean of its divisors is an integer number (192510837057).

Almost surely, 2^{1320042042244} is an apocalyptic number.

It is an amenable number.

1320042042244 is a deficient number, since it is larger than the sum of its proper divisors (990088002440).

1320042042244 is a wasteful number, since it uses less digits than its factorization.

1320042042244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8067254 (or 8067252 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 1320042042244 its reverse (4422402400231), we get a palindrome (5742444442475).

The spelling of 1320042042244 in words is "one trillion, three hundred twenty billion, forty-two million, forty-two thousand, two hundred forty-four".