22101101020211 has 4 divisors (see below), whose sum is σ = 23264316863400. Its totient is φ = 20937885177024.

The previous prime is 22101101020189. The next prime is 22101101020213. The reversal of 22101101020211 is 11202010110122.

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-22101101020211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101101020213) 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, 581607921566 + ... + 581607921603.

It is an arithmetic number, because the mean of its divisors is an integer number (5816079215850).

Almost surely, 2^{22101101020211} is an apocalyptic number.

22101101020211 is a deficient number, since it is larger than the sum of its proper divisors (1163215843189).

22101101020211 is a wasteful number, since it uses less digits than its factorization.

22101101020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163215843188.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22101101020211 its reverse (11202010110122), we get a palindrome (33303111130333).

The spelling of 22101101020211 in words is "twenty-two trillion, one hundred one billion, one hundred one million, twenty thousand, two hundred eleven".