2201011011 has 12 divisors (see below), whose sum is σ = 3197617488. Its totient is φ = 1458857904.

The previous prime is 2201011009. The next prime is 2201011027. The reversal of 2201011011 is 1101101022.

It is a happy number.

It is not a de Polignac number, because 2201011011 - 2¹ = 2201011009 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 2201010984 and 2201011002.

It is not an unprimeable number, because it can be changed into a prime (2201011031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705255 + ... + 708368.

It is an arithmetic number, because the mean of its divisors is an integer number (266468124).

Almost surely, 2^2201011011 is an apocalyptic number.

2201011011 is a deficient number, since it is larger than the sum of its proper divisors (996606477).

2201011011 is a wasteful number, since it uses less digits than its factorization.

2201011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413802 (or 1413799 counting only the distinct ones).

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

The square root of 2201011011 is about 46914.9337737996. The cubic root of 2201011011 is about 1300.7906454708.

Adding to 2201011011 its reverse (1101101022), we get a palindrome (3302112033).

The spelling of 2201011011 in words is "two billion, two hundred one million, eleven thousand, eleven".