2066120312 has 16 divisors (see below), whose sum is σ = 4007561400. Its totient is φ = 997437280.

The previous prime is 2066120311. The next prime is 2066120317. The reversal of 2066120312 is 2130216602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066120311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4452614 + ... + 4453077.

Almost surely, 2^2066120312 is an apocalyptic number.

It is an amenable number.

2066120312 is a deficient number, since it is larger than the sum of its proper divisors (1941441088).

2066120312 is a wasteful number, since it uses less digits than its factorization.

2066120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8905726 (or 8905722 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2066120312 is about 45454.5961592444. The cubic root of 2066120312 is about 1273.6551883839.

Adding to 2066120312 its reverse (2130216602), we get a palindrome (4196336914).

The spelling of 2066120312 in words is "two billion, sixty-six million, one hundred twenty thousand, three hundred twelve".