11321022013211 has 4 divisors (see below), whose sum is σ = 11321039961792. Its totient is φ = 11321004064632.

The previous prime is 11321022013201. The next prime is 11321022013247. The reversal of 11321022013211 is 11231022012311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11321022013211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321022013201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7992356 + ... + 9301601.

It is an arithmetic number, because the mean of its divisors is an integer number (2830259990448).

Almost surely, 2^{11321022013211} is an apocalyptic number.

11321022013211 is a deficient number, since it is larger than the sum of its proper divisors (17948581).

11321022013211 is an equidigital number, since it uses as much as digits as its factorization.

11321022013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17948580.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11321022013211 its reverse (11231022012311), we get a palindrome (22552044025522).

The spelling of 11321022013211 in words is "eleven trillion, three hundred twenty-one billion, twenty-two million, thirteen thousand, two hundred eleven".