11321222021214 has 256 divisors, whose sum is σ = 27844324687872. Its totient is φ = 2995404668928.

The previous prime is 11321222021209. The next prime is 11321222021227. The reversal of 11321222021214 is 41212022212311.

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 127 ways as a sum of consecutive naturals, for example, 9302564734 + ... + 9302565950.

It is an arithmetic number, because the mean of its divisors is an integer number (108766893312).

Almost surely, 2^{11321222021214} is an apocalyptic number.

11321222021214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11321222021214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13922162343936).

11321222021214 is an abundant number, since it is smaller than the sum of its proper divisors (16523102666658).

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

11321222021214 is a wasteful number, since it uses less digits than its factorization.

11321222021214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 11321222021214 its reverse (41212022212311), we get a palindrome (52533244233525).

The spelling of 11321222021214 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, twenty-one thousand, two hundred fourteen".