1331100322012 has 12 divisors (see below), whose sum is σ = 2430704936016. Its totient is φ = 636613197440.

The previous prime is 1331100322007. The next prime is 1331100322021. The reversal of 1331100322012 is 2102230011331.

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, 7234240789 + ... + 7234240972.

It is an arithmetic number, because the mean of its divisors is an integer number (202558744668).

Almost surely, 2^{1331100322012} is an apocalyptic number.

It is an amenable number.

1331100322012 is a deficient number, since it is larger than the sum of its proper divisors (1099604614004).

1331100322012 is a wasteful number, since it uses less digits than its factorization.

1331100322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14468481788 (or 14468481786 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1331100322012 its reverse (2102230011331), we get a palindrome (3433330333343).

The spelling of 1331100322012 in words is "one trillion, three hundred thirty-one billion, one hundred million, three hundred twenty-two thousand, twelve".