22212302116 has 12 divisors (see below), whose sum is σ = 38893124620.
Its totient is φ = 11099980800.
The previous prime is 22212302071. The next prime is 22212302117. The reversal of 22212302116 is 61120321222.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 870014016 + 21342288100 = 29496^2 + 146090^2
It is not an unprimeable number, because it can be changed into a prime (22212302117) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534461 + ... + 1548868.
Almost surely, 222212302116 is an apocalyptic number.
It is an amenable number.
22212302116 is a deficient number, since it is larger than the sum of its proper divisors (16680822504).
22212302116 is a wasteful number, since it uses less digits than its factorization.
22212302116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3085134 (or 3085132 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 22212302116 its reverse (61120321222), we get a palindrome (83332623338).
The spelling of 22212302116 in words is "twenty-two billion, two hundred twelve million, three hundred two thousand, one hundred sixteen".