11321222021201 has 16 divisors (see below), whose sum is σ = 11600613052224. Its totient is φ = 11045587728384.

The previous prime is 11321222021189. The next prime is 11321222021209. The reversal of 11321222021201 is 10212022212311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11321222021201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321222021209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006901 + ... + 4863773.

It is an arithmetic number, because the mean of its divisors is an integer number (725038315764).

Almost surely, 2^{11321222021201} is an apocalyptic number.

It is an amenable number.

11321222021201 is a deficient number, since it is larger than the sum of its proper divisors (279391031023).

11321222021201 is a wasteful number, since it uses less digits than its factorization.

11321222021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3857360.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11321222021201 its reverse (10212022212311), we get a palindrome (21533244233512).

The spelling of 11321222021201 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, twenty-one thousand, two hundred one".