201000100001 has 8 divisors (see below), whose sum is σ = 205103352960. Its totient is φ = 196908358192.

The previous prime is 201000099991. The next prime is 201000100003. The reversal of 201000100001 is 100001000102.

It is a happy number.

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 201000100001 - 2¹⁴ = 201000083617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201000100003) 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, 2842505 + ... + 2912358.

It is an arithmetic number, because the mean of its divisors is an integer number (25637919120).

Almost surely, 2^201000100001 is an apocalyptic number.

It is an amenable number.

201000100001 is a deficient number, since it is larger than the sum of its proper divisors (4103252959).

201000100001 is an equidigital number, since it uses as much as digits as its factorization.

201000100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5755575.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 201000100001 its reverse (100001000102), we get a palindrome (301001100103).

The spelling of 201000100001 in words is "two hundred one billion, one hundred thousand, one".