22102121012211 has 6 divisors (see below), whose sum is σ = 31925285906540. Its totient is φ = 14734747341468.

The previous prime is 22102121012207. The next prime is 22102121012227. The reversal of 22102121012211 is 11221012120122.

22102121012211 is a `hidden beast` number, since 2 + 210 + 21 + 210 + 1 + 221 + 1 = 666.

It is not a de Polignac number, because 22102121012211 - 2² = 22102121012207 is a prime.

It is a super-2 number, since 2×22102121012211² (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 (22102221012211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1227895611781 + ... + 1227895611798.

Almost surely, 2^{22102121012211} is an apocalyptic number.

22102121012211 is a deficient number, since it is larger than the sum of its proper divisors (9823164894329).

22102121012211 is a wasteful number, since it uses less digits than its factorization.

22102121012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455791223585 (or 2455791223582 counting only the distinct ones).

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

Adding to 22102121012211 its reverse (11221012120122), we get a palindrome (33323133132333).

The spelling of 22102121012211 in words is "twenty-two trillion, one hundred two billion, one hundred twenty-one million, twelve thousand, two hundred eleven".