2216135111265 has 16 divisors (see below), whose sum is σ = 3939795753600. Its totient is φ = 1181938725936.

The previous prime is 2216135111261. The next prime is 2216135111287. The reversal of 2216135111265 is 5621115316122.

2216135111265 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 13 + 511 + 126 + 5 = 666.

2216135111265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2216135111265 - 2² = 2216135111261 is a prime.

It is a super-2 number, since 2×2216135111265² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2216135111261) 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, 8207907685 + ... + 8207907954.

It is an arithmetic number, because the mean of its divisors is an integer number (246237234600).

Almost surely, 2^{2216135111265} is an apocalyptic number.

It is an amenable number.

2216135111265 is a deficient number, since it is larger than the sum of its proper divisors (1723660642335).

2216135111265 is a wasteful number, since it uses less digits than its factorization.

2216135111265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16415815653 (or 16415815647 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 2216135111265 in words is "two trillion, two hundred sixteen billion, one hundred thirty-five million, one hundred eleven thousand, two hundred sixty-five".