22224685012 has 6 divisors (see below), whose sum is σ = 38893198778. Its totient is φ = 11112342504.

The previous prime is 22224685009. The next prime is 22224685057. The reversal of 22224685012 is 21058642222.

It can be written as a sum of positive squares in only one way, i.e., 11862259396 + 10362425616 = 108914^2 + 101796^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778085623 + ... + 2778085630.

Almost surely, 2^22224685012 is an apocalyptic number.

It is an amenable number.

22224685012 is a deficient number, since it is larger than the sum of its proper divisors (16668513766).

22224685012 is a wasteful number, since it uses less digits than its factorization.

22224685012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556171257 (or 5556171255 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The spelling of 22224685012 in words is "twenty-two billion, two hundred twenty-four million, six hundred eighty-five thousand, twelve".