2011110201 has 10 divisors (see below), whose sum is σ = 3004251162. Its totient is φ = 1340740080.

The previous prime is 2011110197. The next prime is 2011110203. The reversal of 2011110201 is 1020111102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1542604176 + 468506025 = 39276^2 + 21645^2 .

It is not a de Polignac number, because 2011110201 - 2² = 2011110197 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2011110203) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12414180 + ... + 12414341.

Almost surely, 2^2011110201 is an apocalyptic number.

It is an amenable number.

2011110201 is a deficient number, since it is larger than the sum of its proper divisors (993140961).

2011110201 is an equidigital number, since it uses as much as digits as its factorization.

2011110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24828533 (or 24828524 counting only the distinct ones).

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

The square root of 2011110201 is about 44845.4033430406. The cubic root of 2011110201 is about 1262.2497391869.

Adding to 2011110201 its reverse (1020111102), we get a palindrome (3031221303).

Subtracting from 2011110201 its reverse (1020111102), we obtain a palindrome (990999099).

The spelling of 2011110201 in words is "two billion, eleven million, one hundred ten thousand, two hundred one".