2012322120073 has 2 divisors, whose sum is σ = 2012322120074. Its totient is φ = 2012322120072.

The previous prime is 2012322120071. The next prime is 2012322120119. The reversal of 2012322120073 is 3700212232102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014347093904 + 997975026169 = 1007148^2 + 998987^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012322120073 - 2¹ = 2012322120071 is a prime.

Together with 2012322120071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2012322120071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006161060036 + 1006161060037.

It is an arithmetic number, because the mean of its divisors is an integer number (1006161060037).

Almost surely, 2^{2012322120073} is an apocalyptic number.

It is an amenable number.

2012322120073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012322120073 is an equidigital number, since it uses as much as digits as its factorization.

2012322120073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 2012322120073 its reverse (3700212232102), we get a palindrome (5712534352175).

The spelling of 2012322120073 in words is "two trillion, twelve billion, three hundred twenty-two million, one hundred twenty thousand, seventy-three".