2125422216 has 48 divisors (see below), whose sum is σ = 5801702400. Its totient is φ = 702892512.

The previous prime is 2125422181. The next prime is 2125422227. The reversal of 2125422216 is 6122245212.

2125422216 is a `hidden beast` number, since 2 + 1 + 25 + 422 + 216 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2125422216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107076 + ... + 125363.

It is an arithmetic number, because the mean of its divisors is an integer number (120868800).

Almost surely, 2^2125422216 is an apocalyptic number.

It is an amenable number.

2125422216 is an abundant number, since it is smaller than the sum of its proper divisors (3676280184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2125422216 is a wasteful number, since it uses less digits than its factorization.

2125422216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232578 (or 232571 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 2125422216 is about 46102.3016345171. The cubic root of 2125422216 is about 1285.7259376299.

Adding to 2125422216 its reverse (6122245212), we get a palindrome (8247667428).

The spelling of 2125422216 in words is "two billion, one hundred twenty-five million, four hundred twenty-two thousand, two hundred sixteen".