22021110120211 has 8 divisors (see below), whose sum is σ = 22074849365184. Its totient is φ = 21967396725120.

The previous prime is 22021110120173. The next prime is 22021110120227. The reversal of 22021110120211 is 11202101112022.

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 22021110120211 - 2¹⁵ = 22021110087443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021110120241) 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, 4756075 + ... + 8164708.

It is an arithmetic number, because the mean of its divisors is an integer number (2759356170648).

Almost surely, 2^{22021110120211} is an apocalyptic number.

22021110120211 is a deficient number, since it is larger than the sum of its proper divisors (53739244973).

22021110120211 is a wasteful number, since it uses less digits than its factorization.

22021110120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12924941.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22021110120211 its reverse (11202101112022), we get a palindrome (33223211232233).

The spelling of 22021110120211 in words is "twenty-two trillion, twenty-one billion, one hundred ten million, one hundred twenty thousand, two hundred eleven".