11222210212222 has 8 divisors (see below), whose sum is σ = 16881001765056. Its totient is φ = 5595209623872.

The previous prime is 11222210212217. The next prime is 11222210212223. The reversal of 11222210212222 is 22221201222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11222210212193 and 11222210212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222210212223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7947740238 + ... + 7947741649.

It is an arithmetic number, because the mean of its divisors is an integer number (2110125220632).

Almost surely, 2^{11222210212222} is an apocalyptic number.

11222210212222 is a deficient number, since it is larger than the sum of its proper divisors (5658791552834).

11222210212222 is a wasteful number, since it uses less digits than its factorization.

11222210212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15895482242.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11222210212222 its reverse (22221201222211), we get a palindrome (33443411434433).

The spelling of 11222210212222 in words is "eleven trillion, two hundred twenty-two billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-two".