12020122110001 has 2 divisors, whose sum is σ = 12020122110002. Its totient is φ = 12020122110000.

The previous prime is 12020122109981. The next prime is 12020122110011. The reversal of 12020122110001 is 10001122102021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6711084011776 + 5309038098225 = 2590576^2 + 2304135^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020122110001 - 2¹⁹ = 12020121585713 is a prime.

It is not a weakly prime, because it can be changed into another prime (12020122110011) 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, 6010061055000 + 6010061055001.

It is an arithmetic number, because the mean of its divisors is an integer number (6010061055001).

Almost surely, 2^{12020122110001} is an apocalyptic number.

It is an amenable number.

12020122110001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020122110001 is an equidigital number, since it uses as much as digits as its factorization.

12020122110001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12020122110001 its reverse (10001122102021), we get a palindrome (22021244212022).

The spelling of 12020122110001 in words is "twelve trillion, twenty billion, one hundred twenty-two million, one hundred ten thousand, one".