12312020022241 has 2 divisors, whose sum is σ = 12312020022242. Its totient is φ = 12312020022240.

The previous prime is 12312020022187. The next prime is 12312020022301. The reversal of 12312020022241 is 14222002021321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11706634878016 + 605385144225 = 3421496^2 + 778065^2 .

It is a cyclic number.

It is not a de Polignac number, because 12312020022241 - 2⁴¹ = 10112996766689 is a prime.

It is not a weakly prime, because it can be changed into another prime (12312020622241) 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 as a sum of consecutive naturals, namely, 6156010011120 + 6156010011121.

It is an arithmetic number, because the mean of its divisors is an integer number (6156010011121).

Almost surely, 2^{12312020022241} is an apocalyptic number.

It is an amenable number.

12312020022241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312020022241 is an equidigital number, since it uses as much as digits as its factorization.

12312020022241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12312020022241 its reverse (14222002021321), we get a palindrome (26534022043562).

The spelling of 12312020022241 in words is "twelve trillion, three hundred twelve billion, twenty million, twenty-two thousand, two hundred forty-one".