11120000221218 has 32 divisors (see below), whose sum is σ = 25422167992320. Its totient is φ = 3176514841680.

The previous prime is 11120000221217. The next prime is 11120000221219. The reversal of 11120000221218 is 81212200002111.

It is an interprime number because it is at equal distance from previous prime (11120000221217) and next prime (11120000221219).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11120000221194 and 11120000221203.

It is not an unprimeable number, because it can be changed into a prime (11120000221217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25954938 + ... + 26379893.

It is an arithmetic number, because the mean of its divisors is an integer number (794442749760).

Almost surely, 2^{11120000221218} is an apocalyptic number.

11120000221218 is an abundant number, since it is smaller than the sum of its proper divisors (14302167771102).

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

11120000221218 is a wasteful number, since it uses less digits than its factorization.

11120000221218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52339902.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 11120000221218 its reverse (81212200002111), we get a palindrome (92332200223329).

The spelling of 11120000221218 in words is "eleven trillion, one hundred twenty billion, two hundred twenty-one thousand, two hundred eighteen".