22212302616 has 96 divisors (see below), whose sum is σ = 68784768000. Its totient is φ = 6343381440.

The previous prime is 22212302603. The next prime is 22212302617. The reversal of 22212302616 is 61620321222.

It is a happy number.

22212302616 is a `hidden beast` number, since 2 + 2 + 2 + 12 + 30 + 2 + 616 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22212302616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212302617) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1199911 + ... + 1218281.

It is an arithmetic number, because the mean of its divisors is an integer number (716508000).

Almost surely, 2^22212302616 is an apocalyptic number.

It is an amenable number.

22212302616 is an abundant number, since it is smaller than the sum of its proper divisors (46572465384).

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

22212302616 is a wasteful number, since it uses less digits than its factorization.

22212302616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20789 (or 20782 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 22212302616 its reverse (61620321222), we get a palindrome (83832623838).

The spelling of 22212302616 in words is "twenty-two billion, two hundred twelve million, three hundred two thousand, six hundred sixteen".