22000203201 has 4 divisors (see below), whose sum is σ = 29333604272. Its totient is φ = 14666802132.

The previous prime is 22000203193. The next prime is 22000203223. The reversal of 22000203201 is 10230200022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22000203201 - 2³ = 22000203193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22000903201) 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, 3666700531 + ... + 3666700536.

It is an arithmetic number, because the mean of its divisors is an integer number (7333401068).

Almost surely, 2^22000203201 is an apocalyptic number.

It is an amenable number.

22000203201 is a deficient number, since it is larger than the sum of its proper divisors (7333401071).

22000203201 is an equidigital number, since it uses as much as digits as its factorization.

22000203201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7333401070.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 22000203201 its reverse (10230200022), we get a palindrome (32230403223).

The spelling of 22000203201 in words is "twenty-two billion, two hundred three thousand, two hundred one".