2216051000055 has 32 divisors (see below), whose sum is σ = 3940025622720. Its totient is φ = 1181780046720.

The previous prime is 2216051000041. The next prime is 2216051000057. The reversal of 2216051000055 is 5500001506122.

2216051000055 is a `hidden beast` number, since 2 + 2 + 1 + 605 + 1 + 0 + 0 + 0 + 0 + 55 = 666.

It is not a de Polignac number, because 2216051000055 - 2⁴ = 2216051000039 is a prime.

It is a super-2 number, since 2×2216051000055² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2216050999992 and 2216051000028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216051000057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 625965 + ... + 2196345.

It is an arithmetic number, because the mean of its divisors is an integer number (123125800710).

Almost surely, 2^{2216051000055} is an apocalyptic number.

2216051000055 is a deficient number, since it is larger than the sum of its proper divisors (1723974622665).

2216051000055 is a wasteful number, since it uses less digits than its factorization.

2216051000055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580848 (or 1580842 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 2216051000055 its reverse (5500001506122), we get a palindrome (7716052506177).

The spelling of 2216051000055 in words is "two trillion, two hundred sixteen billion, fifty-one million, fifty-five", and thus it is an aban number.