10001020202201 has 16 divisors (see below), whose sum is σ = 11437475280000. Its totient is φ = 8566501586688.

The previous prime is 10001020202191. The next prime is 10001020202209. The reversal of 10001020202201 is 10220202010001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10001020202201 - 2¹⁰ = 10001020201177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10001020202209) 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 in 15 ways as a sum of consecutive naturals, for example, 62633201 + ... + 62792673.

It is an arithmetic number, because the mean of its divisors is an integer number (714842205000).

Almost surely, 2^{10001020202201} is an apocalyptic number.

It is an amenable number.

10001020202201 is a deficient number, since it is larger than the sum of its proper divisors (1436455077799).

10001020202201 is a wasteful number, since it uses less digits than its factorization.

10001020202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165488.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10001020202201 its reverse (10220202010001), we get a palindrome (20221222212202).

The spelling of 10001020202201 in words is "ten trillion, one billion, twenty million, two hundred two thousand, two hundred one".