22110221112211 has 8 divisors (see below), whose sum is σ = 22374188323200. Its totient is φ = 21846599184960.

The previous prime is 22110221112139. The next prime is 22110221112271. The reversal of 22110221112211 is 11221112201122.

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 22110221112211 - 2¹¹ = 22110221110163 is a prime.

It is a super-2 number, since 2×22110221112211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22110221112271) 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, 86192100 + ... + 86448241.

It is an arithmetic number, because the mean of its divisors is an integer number (2796773540400).

Almost surely, 2^{22110221112211} is an apocalyptic number.

22110221112211 is a deficient number, since it is larger than the sum of its proper divisors (263967210989).

22110221112211 is a wasteful number, since it uses less digits than its factorization.

22110221112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172641869.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 22110221112211 its reverse (11221112201122), we get a palindrome (33331333313333).

It can be divided in two parts, 2211022 and 1112211, that added together give a palindrome (3323233).

The spelling of 22110221112211 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty-one million, one hundred twelve thousand, two hundred eleven".