201000011001101 has 8 divisors (see below), whose sum is σ = 216481106119320. Its totient is φ = 185521709570112.

The previous prime is 201000011001089. The next prime is 201000011001197. The reversal of 201000011001101 is 101100110000102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 593094055876 + 200406916945225 = 770126^2 + 14156515^2 .

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 201000011001101 - 2³⁰ = 200998937259277 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 (201000011004101) 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, 698272370 + ... + 698560163.

It is an arithmetic number, because the mean of its divisors is an integer number (27060138264915).

Almost surely, 2^{201000011001101} is an apocalyptic number.

It is an amenable number.

201000011001101 is a deficient number, since it is larger than the sum of its proper divisors (15481095118219).

201000011001101 is a wasteful number, since it uses less digits than its factorization.

201000011001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396843615.

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

Adding to 201000011001101 its reverse (101100110000102), we get a palindrome (302100121001203).

The spelling of 201000011001101 in words is "two hundred one trillion, eleven million, one thousand, one hundred one".