201100100001101 has 8 divisors (see below), whose sum is σ = 229914538813440. Its totient is φ = 172307124463248.

The previous prime is 201100100001083. The next prime is 201100100001109. The reversal of 201100100001101 is 101100001001102.

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 a de Polignac number, because none of the positive numbers 2^k-201100100001101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100100001109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5365798541 + ... + 5365836018.

It is an arithmetic number, because the mean of its divisors is an integer number (28739317351680).

Almost surely, 2^{201100100001101} is an apocalyptic number.

It is an amenable number.

201100100001101 is a deficient number, since it is larger than the sum of its proper divisors (28814438812339).

201100100001101 is a wasteful number, since it uses less digits than its factorization.

201100100001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10731637243.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 201100100001101 its reverse (101100001001102), we get a palindrome (302200101002203).

The spelling of 201100100001101 in words is "two hundred one trillion, one hundred billion, one hundred million, one thousand, one hundred one".