11323230022021 has 2 divisors, whose sum is σ = 11323230022022. Its totient is φ = 11323230022020.

The previous prime is 11323230022003. The next prime is 11323230022067. The reversal of 11323230022021 is 12022003232311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8346176550625 + 2977053471396 = 2888975^2 + 1725414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11323230022021 is a prime.

It is a super-3 number, since 3×11323230022021³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 11323230021983 and 11323230022001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323230022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661615011010 + 5661615011011.

It is an arithmetic number, because the mean of its divisors is an integer number (5661615011011).

Almost surely, 2^{11323230022021} is an apocalyptic number.

It is an amenable number.

11323230022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323230022021 is an equidigital number, since it uses as much as digits as its factorization.

11323230022021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11323230022021 its reverse (12022003232311), we get a palindrome (23345233254332).

The spelling of 11323230022021 in words is "eleven trillion, three hundred twenty-three billion, two hundred thirty million, twenty-two thousand, twenty-one".