100001012102201 has 16 divisors (see below), whose sum is σ = 117996782392320. Its totient is φ = 82933808955840.

The previous prime is 100001012102191. The next prime is 100001012102209. The reversal of 100001012102201 is 102201210100001.

It is a cyclic number.

It is not a de Polignac number, because 100001012102201 - 2³⁴ = 99983832233017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100001012102209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44282786 + ... + 46486203.

It is an arithmetic number, because the mean of its divisors is an integer number (7374798899520).

Almost surely, 2^{100001012102201} is an apocalyptic number.

It is an amenable number.

100001012102201 is a deficient number, since it is larger than the sum of its proper divisors (17995770290119).

100001012102201 is an equidigital number, since it uses as much as digits as its factorization.

100001012102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90774104.

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

Adding to 100001012102201 its reverse (102201210100001), we get a palindrome (202202222202202).

The spelling of 100001012102201 in words is "one hundred trillion, one billion, twelve million, one hundred two thousand, two hundred one".