12022122121001 has 2 divisors, whose sum is σ = 12022122121002. Its totient is φ = 12022122121000.

The previous prime is 12022122120991. The next prime is 12022122121021. The reversal of 12022122121001 is 10012122122021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9123782713600 + 2898339407401 = 3020560^2 + 1702451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12022122121001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12022122121021) 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, 6011061060500 + 6011061060501.

It is an arithmetic number, because the mean of its divisors is an integer number (6011061060501).

Almost surely, 2^{12022122121001} is an apocalyptic number.

It is an amenable number.

12022122121001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12022122121001 is an equidigital number, since it uses as much as digits as its factorization.

12022122121001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12022122121001 its reverse (10012122122021), we get a palindrome (22034244243022).

The spelling of 12022122121001 in words is "twelve trillion, twenty-two billion, one hundred twenty-two million, one hundred twenty-one thousand, one".