11321221323133 has 32 divisors (see below), whose sum is σ = 12251454566400. Its totient is φ = 10436628384000.

The previous prime is 11321221323121. The next prime is 11321221323193. The reversal of 11321221323133 is 33132312212311.

It is a cyclic number.

It is not a de Polignac number, because 11321221323133 - 2⁵ = 11321221323101 is a prime.

It is a super-2 number, since 2×11321221323133² (a number of 27 digits) contains 22 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 (11321221323103) 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 31 ways as a sum of consecutive naturals, for example, 97453783 + ... + 97569883.

It is an arithmetic number, because the mean of its divisors is an integer number (382857955200).

Almost surely, 2^{11321221323133} is an apocalyptic number.

It is an amenable number.

11321221323133 is a deficient number, since it is larger than the sum of its proper divisors (930233243267).

11321221323133 is a wasteful number, since it uses less digits than its factorization.

11321221323133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117613.

The product of its digits is 3888, while the sum is 28.

Adding to 11321221323133 its reverse (33132312212311), we get a palindrome (44453533535444).

The spelling of 11321221323133 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-one million, three hundred twenty-three thousand, one hundred thirty-three".