11201220000111 has 64 divisors (see below), whose sum is σ = 15395194368000. Its totient is φ = 7241277947904.

The previous prime is 11201220000101. The next prime is 11201220000143. The reversal of 11201220000111 is 11100002210211.

It is not a de Polignac number, because 11201220000111 - 2³⁵ = 11166860261743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201220000101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7871552346 + ... + 7871553768.

It is an arithmetic number, because the mean of its divisors is an integer number (240549912000).

Almost surely, 2^{11201220000111} is an apocalyptic number.

11201220000111 is a deficient number, since it is larger than the sum of its proper divisors (4193974367889).

11201220000111 is a wasteful number, since it uses less digits than its factorization.

11201220000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11201220000111 its reverse (11100002210211), we get a palindrome (22301222210322).

The spelling of 11201220000111 in words is "eleven trillion, two hundred one billion, two hundred twenty million, one hundred eleven", and thus it is an aban number.