22011110222211 has 12 divisors (see below), whose sum is σ = 34684173683640. Its totient is φ = 13340066801280.

The previous prime is 22011110222209. The next prime is 22011110222249. The reversal of 22011110222211 is 11222201111022.

22011110222211 is a `hidden beast` number, since 220 + 1 + 1 + 1 + 10 + 222 + 211 = 666.

It is not a de Polignac number, because 22011110222211 - 2¹ = 22011110222209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22011110222261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111167223246 + ... + 111167223443.

It is an arithmetic number, because the mean of its divisors is an integer number (2890347806970).

Almost surely, 2^{22011110222211} is an apocalyptic number.

22011110222211 is a deficient number, since it is larger than the sum of its proper divisors (12673063461429).

22011110222211 is a wasteful number, since it uses less digits than its factorization.

22011110222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222334446706 (or 222334446703 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22011110222211 its reverse (11222201111022), we get a palindrome (33233311333233).

The spelling of 22011110222211 in words is "twenty-two trillion, eleven billion, one hundred ten million, two hundred twenty-two thousand, two hundred eleven".