11323002121111 has 2 divisors, whose sum is σ = 11323002121112. Its totient is φ = 11323002121110.

The previous prime is 11323002121097. The next prime is 11323002121157. The reversal of 11323002121111 is 11112120032311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11323002121111 is a prime.

It is a super-3 number, since 3×11323002121111³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323002121511) 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 as a sum of consecutive naturals, namely, 5661501060555 + 5661501060556.

It is an arithmetic number, because the mean of its divisors is an integer number (5661501060556).

Almost surely, 2^{11323002121111} is an apocalyptic number.

11323002121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323002121111 is an equidigital number, since it uses as much as digits as its factorization.

11323002121111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11323002121111 its reverse (11112120032311), we get a palindrome (22435122153422).

The spelling of 11323002121111 in words is "eleven trillion, three hundred twenty-three billion, two million, one hundred twenty-one thousand, one hundred eleven".