11201012011 has 4 divisors (see below), whose sum is σ = 12801156592. Its totient is φ = 9600867432.

The previous prime is 11201011903. The next prime is 11201012041. The reversal of 11201012011 is 11021010211.

11201012011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11201012011 - 2²⁵ = 11167457579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11201012041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800072280 + ... + 800072293.

It is an arithmetic number, because the mean of its divisors is an integer number (3200289148).

Almost surely, 2^11201012011 is an apocalyptic number.

11201012011 is a deficient number, since it is larger than the sum of its proper divisors (1600144581).

11201012011 is an equidigital number, since it uses as much as digits as its factorization.

11201012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600144580.

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

Adding to 11201012011 its reverse (11021010211), we get a palindrome (22222022222).

The spelling of 11201012011 in words is "eleven billion, two hundred one million, twelve thousand, eleven".