22209209243 has 8 divisors (see below), whose sum is σ = 23943992688. Its totient is φ = 20478194784.

The previous prime is 22209209237. The next prime is 22209209251. The reversal of 22209209243 is 34290290222.

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 22209209243 - 2¹⁶ = 22209143707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22209209203) 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 7 ways as a sum of consecutive naturals, for example, 929996 + ... + 953577.

It is an arithmetic number, because the mean of its divisors is an integer number (2992999086).

Almost surely, 2^22209209243 is an apocalyptic number.

22209209243 is a deficient number, since it is larger than the sum of its proper divisors (1734783445).

22209209243 is a wasteful number, since it uses less digits than its factorization.

22209209243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884493.

The product of its (nonzero) digits is 31104, while the sum is 35.

Adding to 22209209243 its reverse (34290290222), we get a palindrome (56499499465).

The spelling of 22209209243 in words is "twenty-two billion, two hundred nine million, two hundred nine thousand, two hundred forty-three".