22200212021211 has 24 divisors (see below), whose sum is σ = 37638454704864. Its totient is φ = 12342975022080.

The previous prime is 22200212021167. The next prime is 22200212021219. The reversal of 22200212021211 is 11212021200222.

It is a happy number.

22200212021211 is a `hidden beast` number, since 2 + 220 + 0 + 212 + 0 + 21 + 211 = 666.

It is not a de Polignac number, because 22200212021211 - 2⁷ = 22200212021083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22200212021219) 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 23 ways as a sum of consecutive naturals, for example, 4761947910 + ... + 4761952571.

It is an arithmetic number, because the mean of its divisors is an integer number (1568268946036).

Almost surely, 2^{22200212021211} is an apocalyptic number.

22200212021211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22200212021211 is a deficient number, since it is larger than the sum of its proper divisors (15438242683653).

22200212021211 is a wasteful number, since it uses less digits than its factorization.

22200212021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9523900531 (or 9523900528 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22200212021211 its reverse (11212021200222), we get a palindrome (33412233221433).

The spelling of 22200212021211 in words is "twenty-two trillion, two hundred billion, two hundred twelve million, twenty-one thousand, two hundred eleven".