11212102226 has 8 divisors (see below), whose sum is σ = 18111857484. Its totient is φ = 5174816400.

The previous prime is 11212102211. The next prime is 11212102301. The reversal of 11212102226 is 62220121211.

It can be written as a sum of positive squares in 2 ways, for example, as 9771520201 + 1440582025 = 98851^2 + 37955^2 .

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

It is a super-2 number, since 2×11212102226² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212102198 and 11212102207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215617325 + ... + 215617376.

Almost surely, 2^11212102226 is an apocalyptic number.

11212102226 is a deficient number, since it is larger than the sum of its proper divisors (6899755258).

11212102226 is a wasteful number, since it uses less digits than its factorization.

11212102226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431234716.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11212102226 its reverse (62220121211), we get a palindrome (73432223437).

The spelling of 11212102226 in words is "eleven billion, two hundred twelve million, one hundred two thousand, two hundred twenty-six".