10001201111201 has 2 divisors, whose sum is σ = 10001201111202. Its totient is φ = 10001201111200.

The previous prime is 10001201111159. The next prime is 10001201111221. The reversal of 10001201111201 is 10211110210001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6354155355025 + 3647045756176 = 2520745^2 + 1909724^2 .

It is an emirp because it is prime and its reverse (10211110210001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001201111201 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001201111221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000600555600 + 5000600555601.

It is an arithmetic number, because the mean of its divisors is an integer number (5000600555601).

Almost surely, 2^{10001201111201} is an apocalyptic number.

It is an amenable number.

10001201111201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001201111201 is an equidigital number, since it uses as much as digits as its factorization.

10001201111201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10001201111201 its reverse (10211110210001), we get a palindrome (20212311321202).

The spelling of 10001201111201 in words is "ten trillion, one billion, two hundred one million, one hundred eleven thousand, two hundred one".