2012032412321 has 2 divisors, whose sum is σ = 2012032412322. Its totient is φ = 2012032412320.

The previous prime is 2012032412309. The next prime is 2012032412363. The reversal of 2012032412321 is 1232142302102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1152584752225 + 859447660096 = 1073585^2 + 927064^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012032412321 - 2¹⁰ = 2012032411297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2012032411321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006016206160 + 1006016206161.

It is an arithmetic number, because the mean of its divisors is an integer number (1006016206161).

Almost surely, 2^{2012032412321} is an apocalyptic number.

It is an amenable number.

2012032412321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012032412321 is an equidigital number, since it uses as much as digits as its factorization.

2012032412321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2012032412321 its reverse (1232142302102), we get a palindrome (3244174714423).

The spelling of 2012032412321 in words is "two trillion, twelve billion, thirty-two million, four hundred twelve thousand, three hundred twenty-one".