212222020010201 has 2 divisors, whose sum is σ = 212222020010202. Its totient is φ = 212222020010200.

The previous prime is 212222020010137. The next prime is 212222020010227. The reversal of 212222020010201 is 102010020222212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106166542801225 + 106055477208976 = 10303715^2 + 10298324^2 .

It is a cyclic number.

It is not a de Polignac number, because 212222020010201 - 2⁶ = 212222020010137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212222020010201.

It is not a weakly prime, because it can be changed into another prime (212222020010101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106111010005100 + 106111010005101.

It is an arithmetic number, because the mean of its divisors is an integer number (106111010005101).

Almost surely, 2^{212222020010201} is an apocalyptic number.

It is an amenable number.

212222020010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

212222020010201 is an equidigital number, since it uses as much as digits as its factorization.

212222020010201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212222020010201 its reverse (102010020222212), we get a palindrome (314232040232413).

The spelling of 212222020010201 in words is "two hundred twelve trillion, two hundred twenty-two billion, twenty million, ten thousand, two hundred one".