11202220212222 has 16 divisors (see below), whose sum is σ = 24127858918800. Its totient is φ = 3446836988352.

The previous prime is 11202220212187. The next prime is 11202220212241. The reversal of 11202220212222 is 22221202220211.

It is a super-2 number, since 2×11202220212222² (a number of 27 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 7 ways as a sum of consecutive naturals, for example, 71809103847 + ... + 71809104002.

It is an arithmetic number, because the mean of its divisors is an integer number (1507991182425).

Almost surely, 2^{11202220212222} is an apocalyptic number.

11202220212222 is an abundant number, since it is smaller than the sum of its proper divisors (12925638706578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11202220212222 is a wasteful number, since it uses less digits than its factorization.

11202220212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143618207867.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11202220212222 its reverse (22221202220211), we get a palindrome (33423422432433).

The spelling of 11202220212222 in words is "eleven trillion, two hundred two billion, two hundred twenty million, two hundred twelve thousand, two hundred twenty-two".