2012323223321 has 8 divisors (see below), whose sum is σ = 2131132151880. Its totient is φ = 1893562847488.

The previous prime is 2012323223269. The next prime is 2012323223329. The reversal of 2012323223321 is 1233223232102.

It can be written as a sum of positive squares in 4 ways, for example, as 932313838096 + 1080009385225 = 965564^2 + 1039235^2 .

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 2012323223321 - 2³⁰ = 2011249481497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2012323223329) 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, 12052826 + ... + 12218643.

It is an arithmetic number, because the mean of its divisors is an integer number (266391518985).

Almost surely, 2^{2012323223321} is an apocalyptic number.

It is an amenable number.

2012323223321 is a deficient number, since it is larger than the sum of its proper divisors (118808928559).

2012323223321 is a wasteful number, since it uses less digits than its factorization.

2012323223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24276363.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2012323223321 its reverse (1233223232102), we get a palindrome (3245546455423).

The spelling of 2012323223321 in words is "two trillion, twelve billion, three hundred twenty-three million, two hundred twenty-three thousand, three hundred twenty-one".