22210221210111 has 36 divisors (see below), whose sum is σ = 35841143181480. Its totient is φ = 13240072216800.

The previous prime is 22210221210109. The next prime is 22210221210137. The reversal of 22210221210111 is 11101212201222.

22210221210111 is a `hidden beast` number, since 2 + 221 + 0 + 221 + 210 + 1 + 11 = 666.

It is not a de Polignac number, because 22210221210111 - 2¹ = 22210221210109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210221210161) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 167106201 + ... + 167239058.

Almost surely, 2^{22210221210111} is an apocalyptic number.

22210221210111 is a deficient number, since it is larger than the sum of its proper divisors (13630921971369).

22210221210111 is a wasteful number, since it uses less digits than its factorization.

22210221210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334345348 (or 334345334 counting only the distinct ones).

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

Adding to 22210221210111 its reverse (11101212201222), we get a palindrome (33311433411333).

The spelling of 22210221210111 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty-one million, two hundred ten thousand, one hundred eleven".