22011121022211 has 12 divisors (see below), whose sum is σ = 32022574150840. Its totient is φ = 14568511754880.

The previous prime is 22011121022173. The next prime is 22011121022227. The reversal of 22011121022211 is 11222012111022.

22011121022211 is a `hidden beast` number, since 220 + 1 + 1 + 1 + 210 + 22 + 211 = 666.

It is not a de Polignac number, because 22011121022211 - 2²² = 22011116827907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011121022911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8797409230 + ... + 8797411731.

Almost surely, 2^{22011121022211} is an apocalyptic number.

22011121022211 is a deficient number, since it is larger than the sum of its proper divisors (10011453128629).

22011121022211 is a wasteful number, since it uses less digits than its factorization.

22011121022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17594821106 (or 17594821103 counting only the distinct ones).

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

Adding to 22011121022211 its reverse (11222012111022), we get a palindrome (33233133133233).

The spelling of 22011121022211 in words is "twenty-two trillion, eleven billion, one hundred twenty-one million, twenty-two thousand, two hundred eleven".