1001202206101 has 2 divisors, whose sum is σ = 1001202206102. Its totient is φ = 1001202206100.

The previous prime is 1001202206099. The next prime is 1001202206111. The reversal of 1001202206101 is 1016022021001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 922078142001 + 79124064100 = 960249^2 + 281290^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001202206101 - 2¹ = 1001202206099 is a prime.

Together with 1001202206099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001202206111) 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, 500601103050 + 500601103051.

It is an arithmetic number, because the mean of its divisors is an integer number (500601103051).

Almost surely, 2^{1001202206101} is an apocalyptic number.

It is an amenable number.

1001202206101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001202206101 is an equidigital number, since it uses as much as digits as its factorization.

1001202206101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1001202206101 its reverse (1016022021001), we get a palindrome (2017224227102).

The spelling of 1001202206101 in words is "one trillion, one billion, two hundred two million, two hundred six thousand, one hundred one".