2012311330 has 16 divisors (see below), whose sum is σ = 3624204024. Its totient is φ = 804470400.

The previous prime is 2012311307. The next prime is 2012311333. The reversal of 2012311330 is 331132102.

It can be written as a sum of positive squares in 4 ways, for example, as 1384658521 + 627652809 = 37211^2 + 25053^2 .

It is not an unprimeable number, because it can be changed into a prime (2012311333) 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 7 ways as a sum of consecutive naturals, for example, 37857 + ... + 73876.

Almost surely, 2^2012311330 is an apocalyptic number.

2012311330 is a deficient number, since it is larger than the sum of its proper divisors (1611892694).

2012311330 is a wasteful number, since it uses less digits than its factorization.

2012311330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113541.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2012311330 is about 44858.7932294216. The cubic root of 2012311330 is about 1262.5009806874.

Adding to 2012311330 its reverse (331132102), we get a palindrome (2343443432).

The spelling of 2012311330 in words is "two billion, twelve million, three hundred eleven thousand, three hundred thirty".