11216056220061 has 16 divisors (see below), whose sum is σ = 18644872677888. Its totient is φ = 5826522711600.

The previous prime is 11216056220059. The next prime is 11216056220107. The reversal of 11216056220061 is 16002265061211.

It is not a de Polignac number, because 11216056220061 - 2¹ = 11216056220059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11216056220461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24277177735 + ... + 24277178196.

It is an arithmetic number, because the mean of its divisors is an integer number (1165304542368).

Almost surely, 2^{11216056220061} is an apocalyptic number.

11216056220061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11216056220061 is a deficient number, since it is larger than the sum of its proper divisors (7428816457827).

11216056220061 is a wasteful number, since it uses less digits than its factorization.

11216056220061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48554355952.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 11216056220061 in words is "eleven trillion, two hundred sixteen billion, fifty-six million, two hundred twenty thousand, sixty-one".