2201120011 has 4 divisors (see below), whose sum is σ = 2210567112. Its totient is φ = 2191672912.

The previous prime is 2201120003. The next prime is 2201120029. The reversal of 2201120011 is 1100211022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201120011 - 2³ = 2201120003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201120011.

It is not an unprimeable number, because it can be changed into a prime (2201120071) 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, 4723201 + ... + 4723666.

It is an arithmetic number, because the mean of its divisors is an integer number (552641778).

Almost surely, 2^2201120011 is an apocalyptic number.

2201120011 is a deficient number, since it is larger than the sum of its proper divisors (9447101).

2201120011 is an equidigital number, since it uses as much as digits as its factorization.

2201120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9447100.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2201120011 is about 46916.0954364278. The cubic root of 2201120011 is about 1300.8121180030.

Adding to 2201120011 its reverse (1100211022), we get a palindrome (3301331033).

The spelling of 2201120011 in words is "two billion, two hundred one million, one hundred twenty thousand, eleven".