201101200011 has 8 divisors (see below), whose sum is σ = 297927703760. Its totient is φ = 134067466656.

The previous prime is 201101199953. The next prime is 201101200021. The reversal of 201101200011 is 110002101102.

It is a happy number.

It is not a de Polignac number, because 201101200011 - 2¹⁵ = 201101167243 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201101199966 and 201101200002.

It is not an unprimeable number, because it can be changed into a prime (201101200021) 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, 3724096270 + ... + 3724096323.

It is an arithmetic number, because the mean of its divisors is an integer number (37240962970).

Almost surely, 2^201101200011 is an apocalyptic number.

201101200011 is a deficient number, since it is larger than the sum of its proper divisors (96826503749).

201101200011 is an equidigital number, since it uses as much as digits as its factorization.

201101200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448192602 (or 7448192596 counting only the distinct ones).

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

Adding to 201101200011 its reverse (110002101102), we get a palindrome (311103301113).

The spelling of 201101200011 in words is "two hundred one billion, one hundred one million, two hundred thousand, eleven".