10001202021101 has 2 divisors, whose sum is σ = 10001202021102. Its totient is φ = 10001202021100.

The previous prime is 10001202021037. The next prime is 10001202021137. The reversal of 10001202021101 is 10112020210001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9769537891876 + 231664129225 = 3125626^2 + 481315^2 .

It is a cyclic number.

It is not a de Polignac number, because 10001202021101 - 2⁶ = 10001202021037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001202021191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000601010550 + 5000601010551.

It is an arithmetic number, because the mean of its divisors is an integer number (5000601010551).

Almost surely, 2^{10001202021101} is an apocalyptic number.

It is an amenable number.

10001202021101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001202021101 is an equidigital number, since it uses as much as digits as its factorization.

10001202021101 is an odious number, because the sum of its binary digits is odd.

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

Adding to 10001202021101 its reverse (10112020210001), we get a palindrome (20113222231102).

The spelling of 10001202021101 in words is "ten trillion, one billion, two hundred two million, twenty-one thousand, one hundred one".