22011011020211 has 4 divisors (see below), whose sum is σ = 22312531719192. Its totient is φ = 21709490321232.

The previous prime is 22011011020183. The next prime is 22011011020217. The reversal of 22011011020211 is 11202011011022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22011011020211 - 2²⁶ = 22010943911347 is a prime.

It is a super-2 number, since 2×22011011020211² (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 (22011011020217) 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 3 ways as a sum of consecutive naturals, for example, 150760349381 + ... + 150760349526.

It is an arithmetic number, because the mean of its divisors is an integer number (5578132929798).

Almost surely, 2^{22011011020211} is an apocalyptic number.

22011011020211 is a deficient number, since it is larger than the sum of its proper divisors (301520698981).

22011011020211 is an equidigital number, since it uses as much as digits as its factorization.

22011011020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301520698980.

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

Adding to 22011011020211 its reverse (11202011011022), we get a palindrome (33213022031233).

The spelling of 22011011020211 in words is "twenty-two trillion, eleven billion, eleven million, twenty thousand, two hundred eleven".