22224625201211 has 4 divisors (see below), whose sum is σ = 22227496236624. Its totient is φ = 22221754165800.

The previous prime is 22224625201151. The next prime is 22224625201231. The reversal of 22224625201211 is 11210252642222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22224625201211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22224625201231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1435506095 + ... + 1435521576.

It is an arithmetic number, because the mean of its divisors is an integer number (5556874059156).

Almost surely, 2^{22224625201211} is an apocalyptic number.

22224625201211 is a deficient number, since it is larger than the sum of its proper divisors (2871035413).

22224625201211 is an equidigital number, since it uses as much as digits as its factorization.

22224625201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871035412.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 22224625201211 its reverse (11210252642222), we get a palindrome (33434877843433).

The spelling of 22224625201211 in words is "twenty-two trillion, two hundred twenty-four billion, six hundred twenty-five million, two hundred one thousand, two hundred eleven".