120212100221201 has 2 divisors, whose sum is σ = 120212100221202. Its totient is φ = 120212100221200.

The previous prime is 120212100221183. The next prime is 120212100221299. The reversal of 120212100221201 is 102122001212021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120124909942801 + 87190278400 = 10960151^2 + 295280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120212100221201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120212100221201.

It is not a weakly prime, because it can be changed into another prime (120212100229201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60106050110600 + 60106050110601.

It is an arithmetic number, because the mean of its divisors is an integer number (60106050110601).

Almost surely, 2^{120212100221201} is an apocalyptic number.

It is an amenable number.

120212100221201 is a deficient number, since it is larger than the sum of its proper divisors (1).

120212100221201 is an equidigital number, since it uses as much as digits as its factorization.

120212100221201 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 120212100221201 its reverse (102122001212021), we get a palindrome (222334101433222).

The spelling of 120212100221201 in words is "one hundred twenty trillion, two hundred twelve billion, one hundred million, two hundred twenty-one thousand, two hundred one".