2221116075 has 72 divisors (see below), whose sum is σ = 4057481376. Its totient is φ = 1161216000.

The previous prime is 2221116059. The next prime is 2221116089. The reversal of 2221116075 is 5706111222.

2221116075 is a `hidden beast` number, since 22 + 21 + 11 + 607 + 5 = 666.

It is not a de Polignac number, because 2221116075 - 2⁴ = 2221116059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4105305 + ... + 4105845.

It is an arithmetic number, because the mean of its divisors is an integer number (56353908).

Almost surely, 2^2221116075 is an apocalyptic number.

2221116075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2221116075 is a deficient number, since it is larger than the sum of its proper divisors (1836365301).

2221116075 is a wasteful number, since it uses less digits than its factorization.

2221116075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 2221116075 is about 47128.7181557063. The cubic root of 2221116075 is about 1304.7393234557.

Adding to 2221116075 its reverse (5706111222), we get a palindrome (7927227297).

The spelling of 2221116075 in words is "two billion, two hundred twenty-one million, one hundred sixteen thousand, seventy-five".