2100012110201 has 2 divisors, whose sum is σ = 2100012110202. Its totient is φ = 2100012110200.

The previous prime is 2100012110171. The next prime is 2100012110219. The reversal of 2100012110201 is 1020112100012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2079926418025 + 20085692176 = 1442195^2 + 141724^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100012110201 - 2⁶ = 2100012110137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100012110101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050006055100 + 1050006055101.

It is an arithmetic number, because the mean of its divisors is an integer number (1050006055101).

Almost surely, 2^{2100012110201} is an apocalyptic number.

It is an amenable number.

2100012110201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100012110201 is an equidigital number, since it uses as much as digits as its factorization.

2100012110201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2100012110201 its reverse (1020112100012), we get a palindrome (3120124210213).

The spelling of 2100012110201 in words is "two trillion, one hundred billion, twelve million, one hundred ten thousand, two hundred one".