211222102022222 has 32 divisors (see below), whose sum is σ = 317566697817600. Its totient is φ = 105366861892800.

The previous prime is 211222102022147. The next prime is 211222102022249. The reversal of 211222102022222 is 222220201222112.

It is a super-2 number, since 2×211222102022222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6966642779 + ... + 6966673097.

It is an arithmetic number, because the mean of its divisors is an integer number (9923959306800).

Almost surely, 2^{211222102022222} is an apocalyptic number.

211222102022222 is a deficient number, since it is larger than the sum of its proper divisors (106344595795378).

211222102022222 is a wasteful number, since it uses less digits than its factorization.

211222102022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35432.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 211222102022222 its reverse (222220201222112), we get a palindrome (433442303244334).

The spelling of 211222102022222 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred two million, twenty-two thousand, two hundred twenty-two".