22135236305 has 16 divisors (see below), whose sum is σ = 32692041984. Its totient is φ = 14010874560.

The previous prime is 22135236259. The next prime is 22135236353. The reversal of 22135236305 is 50363253122.

It is not a de Polignac number, because 22135236305 - 2⁸ = 22135236049 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 24323981 + ... + 24324890.

It is an arithmetic number, because the mean of its divisors is an integer number (2043252624).

Almost surely, 2^22135236305 is an apocalyptic number.

It is an amenable number.

22135236305 is a deficient number, since it is larger than the sum of its proper divisors (10556805679).

22135236305 is a wasteful number, since it uses less digits than its factorization.

22135236305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48648896.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 22135236305 its reverse (50363253122), we get a palindrome (72498489427).

The spelling of 22135236305 in words is "twenty-two billion, one hundred thirty-five million, two hundred thirty-six thousand, three hundred five".