22224330465 has 32 divisors (see below), whose sum is σ = 36546992640. Its totient is φ = 11526837504.

The previous prime is 22224330463. The next prime is 22224330493. The reversal of 22224330465 is 56403342222.

It is not a de Polignac number, because 22224330465 - 2¹ = 22224330463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22224330463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10291 + ... + 211079.

It is an arithmetic number, because the mean of its divisors is an integer number (1142093520).

Almost surely, 2^22224330465 is an apocalyptic number.

It is an amenable number.

22224330465 is a deficient number, since it is larger than the sum of its proper divisors (14322662175).

22224330465 is a wasteful number, since it uses less digits than its factorization.

22224330465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201001.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 22224330465 its reverse (56403342222), we get a palindrome (78627672687).

The spelling of 22224330465 in words is "twenty-two billion, two hundred twenty-four million, three hundred thirty thousand, four hundred sixty-five".