1331121030112 has 24 divisors (see below), whose sum is σ = 2620778045256. Its totient is φ = 665526605952.

The previous prime is 1331121030089. The next prime is 1331121030167. The reversal of 1331121030112 is 2110301211331.

It is a self number, because there is not a number n which added to its sum of digits gives 1331121030112.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 415738 + ... + 1683769.

It is an arithmetic number, because the mean of its divisors is an integer number (109199085219).

Almost surely, 2^{1331121030112} is an apocalyptic number.

It is an amenable number.

1331121030112 is a deficient number, since it is larger than the sum of its proper divisors (1289657015144).

1331121030112 is a wasteful number, since it uses less digits than its factorization.

1331121030112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119330 (or 2119322 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1331121030112 its reverse (2110301211331), we get a palindrome (3441422241443).

The spelling of 1331121030112 in words is "one trillion, three hundred thirty-one billion, one hundred twenty-one million, thirty thousand, one hundred twelve".