100001001210001 has 8 divisors (see below), whose sum is σ = 100683632839424. Its totient is φ = 99318947841360.

The previous prime is 100001001209987. The next prime is 100001001210007. The reversal of 100001001210001 is 100012100100001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100001001210001 - 2⁵ = 100001001209969 is a prime.

It is a super-2 number, since 2×100001001210001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100001001210007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144218145 + ... + 144909886.

It is an arithmetic number, because the mean of its divisors is an integer number (12585454104928).

Almost surely, 2^{100001001210001} is an apocalyptic number.

It is an amenable number.

100001001210001 is a deficient number, since it is larger than the sum of its proper divisors (682631629423).

100001001210001 is a wasteful number, since it uses less digits than its factorization.

100001001210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289130391.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100001001210001 its reverse (100012100100001), we get a palindrome (200013101310002).

The spelling of 100001001210001 in words is "one hundred trillion, one billion, one million, two hundred ten thousand, one".