2012001231323 has 8 divisors (see below), whose sum is σ = 2045202141840. Its totient is φ = 1978807330080.

The previous prime is 2012001231301. The next prime is 2012001231347. The reversal of 2012001231323 is 3231321002102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012001231323 - 2⁸ = 2012001231067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012001231295 and 2012001231304.

It is not an unprimeable number, because it can be changed into a prime (2012001239323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171913 + ... + 2323226.

It is an arithmetic number, because the mean of its divisors is an integer number (255650267730).

Almost surely, 2^{2012001231323} is an apocalyptic number.

2012001231323 is a deficient number, since it is larger than the sum of its proper divisors (33200910517).

2012001231323 is an equidigital number, since it uses as much as digits as its factorization.

2012001231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504637.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2012001231323 its reverse (3231321002102), we get a palindrome (5243322233425).

The spelling of 2012001231323 in words is "two trillion, twelve billion, one million, two hundred thirty-one thousand, three hundred twenty-three".