11110111000221 has 8 divisors (see below), whose sum is σ = 14822687978560. Its totient is φ = 7402137344352.

The previous prime is 11110111000187. The next prime is 11110111000223. The reversal of 11110111000221 is 12200011101111.

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

It is not a de Polignac number, because 11110111000221 - 2¹⁵ = 11110110967453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110111000197 and 11110111000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110111000223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150824985 + ... + 1150834638.

It is an arithmetic number, because the mean of its divisors is an integer number (1852835997320).

Almost surely, 2^{11110111000221} is an apocalyptic number.

It is an amenable number.

11110111000221 is a deficient number, since it is larger than the sum of its proper divisors (3712576978339).

11110111000221 is a wasteful number, since it uses less digits than its factorization.

11110111000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301661235.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11110111000221 its reverse (12200011101111), we get a palindrome (23310122101332).

The spelling of 11110111000221 in words is "eleven trillion, one hundred ten billion, one hundred eleven million, two hundred twenty-one", and thus it is an aban number.