212011102120201 has 2 divisors, whose sum is σ = 212011102120202. Its totient is φ = 212011102120200.

The previous prime is 212011102120171. The next prime is 212011102120219. The reversal of 212011102120201 is 102021201110212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141738072944400 + 70273029175801 = 11905380^2 + 8382901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212011102120201 is a prime.

It is a super-3 number, since 3×212011102120201³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212011102123201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005551060100 + 106005551060101.

It is an arithmetic number, because the mean of its divisors is an integer number (106005551060101).

Almost surely, 2^{212011102120201} is an apocalyptic number.

It is an amenable number.

212011102120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011102120201 is an equidigital number, since it uses as much as digits as its factorization.

212011102120201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212011102120201 its reverse (102021201110212), we get a palindrome (314032303230413).

The spelling of 212011102120201 in words is "two hundred twelve trillion, eleven billion, one hundred two million, one hundred twenty thousand, two hundred one".