11323023113921 has 2 divisors, whose sum is σ = 11323023113922. Its totient is φ = 11323023113920.

The previous prime is 11323023113911. The next prime is 11323023113933. The reversal of 11323023113921 is 12931132032311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9511210200625 + 1811812913296 = 3084025^2 + 1346036^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323023113921 - 2¹⁰ = 11323023112897 is a prime.

It is a super-3 number, since 3×11323023113921³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11323023113911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661511556960 + 5661511556961.

It is an arithmetic number, because the mean of its divisors is an integer number (5661511556961).

Almost surely, 2^{11323023113921} is an apocalyptic number.

It is an amenable number.

11323023113921 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323023113921 is an equidigital number, since it uses as much as digits as its factorization.

11323023113921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 11323023113921 in words is "eleven trillion, three hundred twenty-three billion, twenty-three million, one hundred thirteen thousand, nine hundred twenty-one".