1003311443012 has 12 divisors (see below), whose sum is σ = 1755805391340. Its totient is φ = 501652759776.

The previous prime is 1003311442993. The next prime is 1003311443021. The reversal of 1003311443012 is 2103441133001.

It can be written as a sum of positive squares in 2 ways, for example, as 448128491776 + 555182951236 = 669424^2 + 745106^2 .

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, 137414 + ... + 1423202.

It is an arithmetic number, because the mean of its divisors is an integer number (146317115945).

Almost surely, 2^{1003311443012} is an apocalyptic number.

It is an amenable number.

1003311443012 is a deficient number, since it is larger than the sum of its proper divisors (752493948328).

1003311443012 is a wasteful number, since it uses less digits than its factorization.

1003311443012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480870 (or 1480868 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1003311443012 its reverse (2103441133001), we get a palindrome (3106752576013).

The spelling of 1003311443012 in words is "one trillion, three billion, three hundred eleven million, four hundred forty-three thousand, twelve".