22185302236 has 12 divisors (see below), whose sum is σ = 38985377200. Its totient is φ = 11046623040.

The previous prime is 22185302233. The next prime is 22185302239. The reversal of 22185302236 is 63220358122.

It is an interprime number because it is at equal distance from previous prime (22185302233) and next prime (22185302239).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22185302233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11505936 + ... + 11507863.

Almost surely, 2^22185302236 is an apocalyptic number.

It is an amenable number.

22185302236 is a deficient number, since it is larger than the sum of its proper divisors (16800074964).

22185302236 is a wasteful number, since it uses less digits than its factorization.

22185302236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23014044 (or 23014042 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 22185302236 in words is "twenty-two billion, one hundred eighty-five million, three hundred two thousand, two hundred thirty-six".