201001100200011 has 16 divisors (see below), whose sum is σ = 297780398292000. Its totient is φ = 134000287701984.

The previous prime is 201001100200007. The next prime is 201001100200027. The reversal of 201001100200011 is 110002001100102.

It is a happy number.

It is not a de Polignac number, because 201001100200011 - 2² = 201001100200007 is a prime.

It is a super-2 number, since 2×201001100200011² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201001100199966 and 201001100200002.

It is not an unprimeable number, because it can be changed into a prime (201001100200001) 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, 4012756 + ... + 20447601.

It is an arithmetic number, because the mean of its divisors is an integer number (18611274893250).

Almost surely, 2^{201001100200011} is an apocalyptic number.

201001100200011 is a deficient number, since it is larger than the sum of its proper divisors (96779298091989).

201001100200011 is a wasteful number, since it uses less digits than its factorization.

201001100200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24764715 (or 24764709 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201001100200011 its reverse (110002001100102), we get a palindrome (311003101300113).

Subtracting from 201001100200011 its reverse (110002001100102), we obtain a palindrome (90999099099909).

The spelling of 201001100200011 in words is "two hundred one trillion, one billion, one hundred million, two hundred thousand, eleven".