22022225012452 has 12 divisors (see below), whose sum is σ = 44044450024960. Its totient is φ = 9438096433896.

The previous prime is 22022225012429. The next prime is 22022225012497. The reversal of 22022225012452 is 25421052222022.

22022225012452 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393254018052 + ... + 393254018107.

Almost surely, 2^{22022225012452} is an apocalyptic number.

It is an amenable number.

22022225012452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022225012452 is a wasteful number, since it uses less digits than its factorization.

22022225012452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786508036170 (or 786508036168 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 22022225012452 its reverse (25421052222022), we get a palindrome (47443277234474).

The spelling of 22022225012452 in words is "twenty-two trillion, twenty-two billion, two hundred twenty-five million, twelve thousand, four hundred fifty-two".