1320012344444 has 12 divisors (see below), whose sum is σ = 2310030883104. Its totient is φ = 660003520704.

The previous prime is 1320012344429. The next prime is 1320012344477. The reversal of 1320012344444 is 4444432100231.

It is a self number, because there is not a number n which added to its sum of digits gives 1320012344444.

It is a congruent number.

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, 831629 + ... + 1825275.

It is an arithmetic number, because the mean of its divisors is an integer number (192502573592).

Almost surely, 2^{1320012344444} is an apocalyptic number.

It is an amenable number.

1320012344444 is a deficient number, since it is larger than the sum of its proper divisors (990018538660).

1320012344444 is a wasteful number, since it uses less digits than its factorization.

1320012344444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325764 (or 1325762 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1320012344444 its reverse (4444432100231), we get a palindrome (5764444444675).

The spelling of 1320012344444 in words is "one trillion, three hundred twenty billion, twelve million, three hundred forty-four thousand, four hundred forty-four".