22134216356 has 12 divisors (see below), whose sum is σ = 44268432768. Its totient is φ = 9486092712.

The previous prime is 22134216343. The next prime is 22134216371. The reversal of 22134216356 is 65361243122.

22134216356 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395253836 + ... + 395253891.

It is an arithmetic number, because the mean of its divisors is an integer number (3689036064).

Almost surely, 2^22134216356 is an apocalyptic number.

It is an amenable number.

22134216356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22134216356 is a wasteful number, since it uses less digits than its factorization.

22134216356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790507738 (or 790507736 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

Adding to 22134216356 its reverse (65361243122), we get a palindrome (87495459478).

The spelling of 22134216356 in words is "twenty-two billion, one hundred thirty-four million, two hundred sixteen thousand, three hundred fifty-six".