22101122201211 has 12 divisors (see below), whose sum is σ = 31924106515288. Its totient is φ = 14733959927904.

The previous prime is 22101122201189. The next prime is 22101122201227. The reversal of 22101122201211 is 11210222110122.

22101122201211 is a `hidden beast` number, since 2 + 210 + 112 + 220 + 121 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22101122201211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101129201211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8969650 + ... + 11164983.

Almost surely, 2^{22101122201211} is an apocalyptic number.

22101122201211 is a deficient number, since it is larger than the sum of its proper divisors (9822984314077).

22101122201211 is a wasteful number, since it uses less digits than its factorization.

22101122201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20256602 (or 20256599 counting only the distinct ones).

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

Adding to 22101122201211 its reverse (11210222110122), we get a palindrome (33311344311333).

The spelling of 22101122201211 in words is "twenty-two trillion, one hundred one billion, one hundred twenty-two million, two hundred one thousand, two hundred eleven".