2012331323 has 4 divisors (see below), whose sum is σ = 2014470768. Its totient is φ = 2010191880.

The previous prime is 2012331313. The next prime is 2012331337. The reversal of 2012331323 is 3231332102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2012331323 - 2¹⁸ = 2012069179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012331295 and 2012331304.

It is not an unprimeable number, because it can be changed into a prime (2012331313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068311 + ... + 1070192.

It is an arithmetic number, because the mean of its divisors is an integer number (503617692).

Almost surely, 2^2012331323 is an apocalyptic number.

2012331323 is a deficient number, since it is larger than the sum of its proper divisors (2139445).

2012331323 is an equidigital number, since it uses as much as digits as its factorization.

2012331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139444.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2012331323 is about 44859.0160725801. The cubic root of 2012331323 is about 1262.5051617996.

Adding to 2012331323 its reverse (3231332102), we get a palindrome (5243663425).

The spelling of 2012331323 in words is "two billion, twelve million, three hundred thirty-one thousand, three hundred twenty-three".