22001203320211 has 4 divisors (see below), whose sum is σ = 22076292751632. Its totient is φ = 21926113888792.

The previous prime is 22001203320163. The next prime is 22001203320323. The reversal of 22001203320211 is 11202330210022.

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

It is a cyclic number.

It is not a de Polignac number, because 22001203320211 - 2³⁹ = 21451447506323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001203326211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37544715271 + ... + 37544715856.

It is an arithmetic number, because the mean of its divisors is an integer number (5519073187908).

Almost surely, 2^{22001203320211} is an apocalyptic number.

22001203320211 is a deficient number, since it is larger than the sum of its proper divisors (75089431421).

22001203320211 is an equidigital number, since it uses as much as digits as its factorization.

22001203320211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75089431420.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22001203320211 its reverse (11202330210022), we get a palindrome (33203533530233).

The spelling of 22001203320211 in words is "twenty-two trillion, one billion, two hundred three million, three hundred twenty thousand, two hundred eleven".