22111010221211 has 8 divisors (see below), whose sum is σ = 22118802652800. Its totient is φ = 22103218880640.

The previous prime is 22111010221177. The next prime is 22111010221259. The reversal of 22111010221211 is 11212201011122.

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 22111010221211 - 2¹⁴ = 22111010204827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22111010221211.

It is not an unprimeable number, because it can be changed into a prime (22111010224211) 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 7 ways as a sum of consecutive naturals, for example, 41381846 + ... + 41912756.

It is an arithmetic number, because the mean of its divisors is an integer number (2764850331600).

Almost surely, 2^{22111010221211} is an apocalyptic number.

22111010221211 is a deficient number, since it is larger than the sum of its proper divisors (7792431589).

22111010221211 is a wasteful number, since it uses less digits than its factorization.

22111010221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545509.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22111010221211 its reverse (11212201011122), we get a palindrome (33323211232333).

The spelling of 22111010221211 in words is "twenty-two trillion, one hundred eleven billion, ten million, two hundred twenty-one thousand, two hundred eleven".