11324112281 has 2 divisors, whose sum is σ = 11324112282. Its totient is φ = 11324112280.

The previous prime is 11324112257. The next prime is 11324112311. The reversal of 11324112281 is 18221142311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6434606656 + 4889505625 = 80216^2 + 69925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11324112281 is a prime.

It is a super-2 number, since 2×11324112281² (a number of 21 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 11324112281.

It is not a weakly prime, because it can be changed into another prime (11324112181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5662056140 + 5662056141.

It is an arithmetic number, because the mean of its divisors is an integer number (5662056141).

Almost surely, 2^11324112281 is an apocalyptic number.

It is an amenable number.

11324112281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11324112281 is an equidigital number, since it uses as much as digits as its factorization.

11324112281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 26.

Adding to 11324112281 its reverse (18221142311), we get a palindrome (29545254592).

The spelling of 11324112281 in words is "eleven billion, three hundred twenty-four million, one hundred twelve thousand, two hundred eighty-one".