1003311023012 has 24 divisors (see below), whose sum is σ = 1820914165560. Its totient is φ = 483136980480.

The previous prime is 1003311023009. The next prime is 1003311023053. The reversal of 1003311023012 is 2103201133001.

It can be written as a sum of positive squares in 4 ways, for example, as 38625613156 + 964685409856 = 196534^2 + 982184^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10847189 + ... + 10939292.

It is an arithmetic number, because the mean of its divisors is an integer number (75871423565).

Almost surely, 2^{1003311023012} is an apocalyptic number.

It is an amenable number.

1003311023012 is a deficient number, since it is larger than the sum of its proper divisors (817603142548).

1003311023012 is a wasteful number, since it uses less digits than its factorization.

1003311023012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21786911 (or 21786909 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1003311023012 its reverse (2103201133001), we get a palindrome (3106512156013).

The spelling of 1003311023012 in words is "one trillion, three billion, three hundred eleven million, twenty-three thousand, twelve".