11110122102221 has 8 divisors (see below), whose sum is σ = 11347450579584. Its totient is φ = 10872832912480.

The previous prime is 11110122102113. The next prime is 11110122102223. The reversal of 11110122102221 is 12220122101111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110122102221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11110122102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110122102223) by changing a digit.

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, 9249935 + ... + 10381788.

It is an arithmetic number, because the mean of its divisors is an integer number (1418431322448).

Almost surely, 2^{11110122102221} is an apocalyptic number.

It is an amenable number.

11110122102221 is a deficient number, since it is larger than the sum of its proper divisors (237328477363).

11110122102221 is a wasteful number, since it uses less digits than its factorization.

11110122102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19643811.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11110122102221 its reverse (12220122101111), we get a palindrome (23330244203332).

The spelling of 11110122102221 in words is "eleven trillion, one hundred ten billion, one hundred twenty-two million, one hundred two thousand, two hundred twenty-one".