11323230001021 has 2 divisors, whose sum is σ = 11323230001022. Its totient is φ = 11323230001020.

The previous prime is 11323230001009. The next prime is 11323230001147. The reversal of 11323230001021 is 12010003232311.

11323230001021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10940310372996 + 382919628025 = 3307614^2 + 618805^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323230001021 - 2¹¹ = 11323229998973 is a prime.

It is a super-2 number, since 2×11323230001021² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11323230001021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323230001921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661615000510 + 5661615000511.

It is an arithmetic number, because the mean of its divisors is an integer number (5661615000511).

Almost surely, 2^{11323230001021} is an apocalyptic number.

It is an amenable number.

11323230001021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323230001021 is an equidigital number, since it uses as much as digits as its factorization.

11323230001021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11323230001021 its reverse (12010003232311), we get a palindrome (23333233233332).

The spelling of 11323230001021 in words is "eleven trillion, three hundred twenty-three billion, two hundred thirty million, one thousand, twenty-one".