22235220505 has 8 divisors (see below), whose sum is σ = 26683113600. Its totient is φ = 17787610416.

The previous prime is 22235220503. The next prime is 22235220517. The reversal of 22235220505 is 50502253222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22235220505 - 2¹ = 22235220503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22235220503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188406 + ... + 282784.

It is an arithmetic number, because the mean of its divisors is an integer number (3335389200).

Almost surely, 2^22235220505 is an apocalyptic number.

It is an amenable number.

22235220505 is a deficient number, since it is larger than the sum of its proper divisors (4447893095).

22235220505 is an equidigital number, since it uses as much as digits as its factorization.

22235220505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141503.

The product of its (nonzero) digits is 12000, while the sum is 28.

Adding to 22235220505 its reverse (50502253222), we get a palindrome (72737473727).

The spelling of 22235220505 in words is "twenty-two billion, two hundred thirty-five million, two hundred twenty thousand, five hundred five".