11322013231 has 2 divisors, whose sum is σ = 11322013232. Its totient is φ = 11322013230.

The previous prime is 11322013207. The next prime is 11322013331. The reversal of 11322013231 is 13231022311.

11322013231 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 is a cyclic number.

It is not a de Polignac number, because 11322013231 - 2⁹ = 11322012719 is a prime.

It is a super-2 number, since 2×11322013231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11322013199 and 11322013208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322013331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661006615 + 5661006616.

It is an arithmetic number, because the mean of its divisors is an integer number (5661006616).

Almost surely, 2^11322013231 is an apocalyptic number.

11322013231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322013231 is an equidigital number, since it uses as much as digits as its factorization.

11322013231 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11322013231 its reverse (13231022311), we get a palindrome (24553035542).

The spelling of 11322013231 in words is "eleven billion, three hundred twenty-two million, thirteen thousand, two hundred thirty-one".