11110211000221 has 8 divisors (see below), whose sum is σ = 11303110539000. Its totient is φ = 10917658717440.

The previous prime is 11110211000173. The next prime is 11110211000227. The reversal of 11110211000221 is 12200011201111.

It is a happy number.

11110211000221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1240472475225 + 9869738524996 = 1113765^2 + 3141614^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11110211000221 - 2⁷ = 11110211000093 is a prime.

It is a super-3 number, since 3×11110211000221³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110211000227) 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, 86749456 + ... + 86877433.

It is an arithmetic number, because the mean of its divisors is an integer number (1412888817375).

Almost surely, 2^{11110211000221} is an apocalyptic number.

It is an amenable number.

11110211000221 is a deficient number, since it is larger than the sum of its proper divisors (192899538779).

11110211000221 is a wasteful number, since it uses less digits than its factorization.

11110211000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173627999.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11110211000221 its reverse (12200011201111), we get a palindrome (23310222201332).

The spelling of 11110211000221 in words is "eleven trillion, one hundred ten billion, two hundred eleven million, two hundred twenty-one", and thus it is an aban number.