2012312331330 has 32 divisors (see below), whose sum is σ = 5519485252224. Its totient is φ = 459957104256.

The previous prime is 2012312331301. The next prime is 2012312331343. The reversal of 2012312331330 is 331332132102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012312331330.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4791219627 + ... + 4791220046.

It is an arithmetic number, because the mean of its divisors is an integer number (172483914132).

Almost surely, 2^{2012312331330} is an apocalyptic number.

2012312331330 is an abundant number, since it is smaller than the sum of its proper divisors (3507172920894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012312331330 is a wasteful number, since it uses less digits than its factorization.

2012312331330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9582439690.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2012312331330 its reverse (331332132102), we get a palindrome (2343644463432).

The spelling of 2012312331330 in words is "two trillion, twelve billion, three hundred twelve million, three hundred thirty-one thousand, three hundred thirty".