11100221201222 has 16 divisors (see below), whose sum is σ = 17432005051440. Its totient is φ = 5294164492512.

The previous prime is 11100221201213. The next prime is 11100221201249. The reversal of 11100221201222 is 22210212200111.

It is a super-2 number, since 2×11100221201222² (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 11100221201222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152905573 + ... + 1152915200.

It is an arithmetic number, because the mean of its divisors is an integer number (1089500315715).

Almost surely, 2^{11100221201222} is an apocalyptic number.

11100221201222 is a deficient number, since it is larger than the sum of its proper divisors (6331783850218).

11100221201222 is a wasteful number, since it uses less digits than its factorization.

11100221201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305820887.

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

Adding to 11100221201222 its reverse (22210212200111), we get a palindrome (33310433401333).

The spelling of 11100221201222 in words is "eleven trillion, one hundred billion, two hundred twenty-one million, two hundred one thousand, two hundred twenty-two".