22211202211 has 8 divisors (see below), whose sum is σ = 24687580464. Its totient is φ = 19811020320.

The previous prime is 22211202191. The next prime is 22211202259. The reversal of 22211202211 is 11220211222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22211202211 - 2⁹ = 22211201699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22211202271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19048476 + ... + 19049641.

It is an arithmetic number, because the mean of its divisors is an integer number (3085947558).

Almost surely, 2^22211202211 is an apocalyptic number.

22211202211 is a deficient number, since it is larger than the sum of its proper divisors (2476378253).

22211202211 is a wasteful number, since it uses less digits than its factorization.

22211202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38098181.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211202211 its reverse (11220211222), we get a palindrome (33431413433).

It can be divided in two parts, 22211 and 202211, that added together give a palindrome (224422).

The spelling of 22211202211 in words is "twenty-two billion, two hundred eleven million, two hundred two thousand, two hundred eleven".