2012320312 has 16 divisors (see below), whose sum is σ = 3774030840. Its totient is φ = 1005912096.

The previous prime is 2012320307. The next prime is 2012320313. The reversal of 2012320312 is 2130232102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012320313) by changing a digit.

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, 6078 + ... + 63730.

Almost surely, 2^2012320312 is an apocalyptic number.

It is an amenable number.

2012320312 is a deficient number, since it is larger than the sum of its proper divisors (1761710528).

2012320312 is a wasteful number, since it uses less digits than its factorization.

2012320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62022 (or 62018 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2012320312 is about 44858.8933434609. The cubic root of 2012320312 is about 1262.5028590858.

Adding to 2012320312 its reverse (2130232102), we get a palindrome (4142552414).

The spelling of 2012320312 in words is "two billion, twelve million, three hundred twenty thousand, three hundred twelve".