1331233232312 has 16 divisors (see below), whose sum is σ = 2496129096840. Its totient is φ = 665598806496.

The previous prime is 1331233232311. The next prime is 1331233232339. The reversal of 1331233232312 is 2132323321331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331233232311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905818 + ... + 2508905.

Almost surely, 2^{1331233232312} is an apocalyptic number.

It is an amenable number.

1331233232312 is a deficient number, since it is larger than the sum of its proper divisors (1164895864528).

1331233232312 is a wasteful number, since it uses less digits than its factorization.

1331233232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452422 (or 4452418 counting only the distinct ones).

The product of its digits is 11664, while the sum is 29.

Adding to 1331233232312 its reverse (2132323321331), we get a palindrome (3463556553643).

The spelling of 1331233232312 in words is "one trillion, three hundred thirty-one billion, two hundred thirty-three million, two hundred thirty-two thousand, three hundred twelve".