11221101200222 has 4 divisors (see below), whose sum is σ = 16831651800336. Its totient is φ = 5610550600110.

The previous prime is 11221101200159. The next prime is 11221101200237. The reversal of 11221101200222 is 22200210112211.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11221101200222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11221101200222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805275300054 + ... + 2805275300057.

It is an arithmetic number, because the mean of its divisors is an integer number (4207912950084).

Almost surely, 2^{11221101200222} is an apocalyptic number.

11221101200222 is a deficient number, since it is larger than the sum of its proper divisors (5610550600114).

11221101200222 is an equidigital number, since it uses as much as digits as its factorization.

11221101200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5610550600113.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11221101200222 its reverse (22200210112211), we get a palindrome (33421311312433).

The spelling of 11221101200222 in words is "eleven trillion, two hundred twenty-one billion, one hundred one million, two hundred thousand, two hundred twenty-two".