11221200001222 has 16 divisors (see below), whose sum is σ = 16836393288960. Its totient is φ = 5609069116992.

The previous prime is 11221200001127. The next prime is 11221200001279. The reversal of 11221200001222 is 22210000212211.

It is a happy number.

It is a super-3 number, since 3×11221200001222³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 11221200001196 and 11221200001205.

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, 125095404 + ... + 125185072.

It is an arithmetic number, because the mean of its divisors is an integer number (1052274580560).

Almost surely, 2^{11221200001222} is an apocalyptic number.

11221200001222 is a deficient number, since it is larger than the sum of its proper divisors (5615193287738).

11221200001222 is a wasteful number, since it uses less digits than its factorization.

11221200001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106047.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11221200001222 its reverse (22210000212211), we get a palindrome (33431200213433).

The spelling of 11221200001222 in words is "eleven trillion, two hundred twenty-one billion, two hundred million, one thousand, two hundred twenty-two".