201110120101 has 16 divisors (see below), whose sum is σ = 219956152320. Its totient is φ = 182358474480.

The previous prime is 201110120093. The next prime is 201110120111. The reversal of 201110120101 is 101021011102.

It is a cyclic number.

It is not a de Polignac number, because 201110120101 - 2³ = 201110120093 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 (201110120111) 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, 8646850 + ... + 8670076.

It is an arithmetic number, because the mean of its divisors is an integer number (13747259520).

Almost surely, 2^201110120101 is an apocalyptic number.

It is an amenable number.

201110120101 is a deficient number, since it is larger than the sum of its proper divisors (18846032219).

201110120101 is a wasteful number, since it uses less digits than its factorization.

201110120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25224.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 201110120101 its reverse (101021011102), we get a palindrome (302131131203).

The spelling of 201110120101 in words is "two hundred one billion, one hundred ten million, one hundred twenty thousand, one hundred one".