22211120021211 has 24 divisors (see below), whose sum is σ = 35019306309936. Its totient is φ = 13453605757440.

The previous prime is 22211120021179. The next prime is 22211120021213. The reversal of 22211120021211 is 11212002111222.

22211120021211 is a `hidden beast` number, since 2 + 221 + 11 + 200 + 21 + 211 = 666.

It is not a de Polignac number, because 22211120021211 - 2⁵ = 22211120021179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22211120021213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63818110 + ... + 64165203.

It is an arithmetic number, because the mean of its divisors is an integer number (1459137762914).

Almost surely, 2^{22211120021211} is an apocalyptic number.

22211120021211 is a deficient number, since it is larger than the sum of its proper divisors (12808186288725).

22211120021211 is a wasteful number, since it uses less digits than its factorization.

22211120021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127985083 (or 127985080 counting only the distinct ones).

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

Adding to 22211120021211 its reverse (11212002111222), we get a palindrome (33423122132433).

The spelling of 22211120021211 in words is "twenty-two trillion, two hundred eleven billion, one hundred twenty million, twenty-one thousand, two hundred eleven".