201110202011 has 4 divisors (see below), whose sum is σ = 212940213912. Its totient is φ = 189280190112.

The previous prime is 201110201993. The next prime is 201110202053. The reversal of 201110202011 is 110202011102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110202011102 = 2 ⋅55101005551.

It is a cyclic number.

It is not a de Polignac number, because 201110202011 - 2³⁰ = 200036460187 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201110201983 and 201110202001.

It is not an unprimeable number, because it can be changed into a prime (201110202611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5915005925 + ... + 5915005958.

It is an arithmetic number, because the mean of its divisors is an integer number (53235053478).

Almost surely, 2^201110202011 is an apocalyptic number.

201110202011 is a deficient number, since it is larger than the sum of its proper divisors (11830011901).

201110202011 is a wasteful number, since it uses less digits than its factorization.

201110202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11830011900.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201110202011 its reverse (110202011102), we get a palindrome (311312213113).

The spelling of 201110202011 in words is "two hundred one billion, one hundred ten million, two hundred two thousand, eleven".