1021011200201 has 2 divisors, whose sum is σ = 1021011200202. Its totient is φ = 1021011200200.

The previous prime is 1021011200141. The next prime is 1021011200203. The reversal of 1021011200201 is 1020021101201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 633226020025 + 387785180176 = 795755^2 + 622724^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021011200201 - 2¹⁰ = 1021011199177 is a prime.

Together with 1021011200203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1021011200203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510505600100 + 510505600101.

It is an arithmetic number, because the mean of its divisors is an integer number (510505600101).

Almost surely, 2^{1021011200201} is an apocalyptic number.

It is an amenable number.

1021011200201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021011200201 is an equidigital number, since it uses as much as digits as its factorization.

1021011200201 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 1021011200201 its reverse (1020021101201), we get a palindrome (2041032301402).

The spelling of 1021011200201 in words is "one trillion, twenty-one billion, eleven million, two hundred thousand, two hundred one".