11124341213 has 2 divisors, whose sum is σ = 11124341214. Its totient is φ = 11124341212.

The previous prime is 11124341177. The next prime is 11124341219. The reversal of 11124341213 is 31214342111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8160954244 + 2963386969 = 90338^2 + 54437^2 .

It is a cyclic number.

It is not a de Polignac number, because 11124341213 - 2¹⁸ = 11124079069 is a prime.

It is a super-2 number, since 2×11124341213² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11124341219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562170606 + 5562170607.

It is an arithmetic number, because the mean of its divisors is an integer number (5562170607).

Almost surely, 2^11124341213 is an apocalyptic number.

It is an amenable number.

11124341213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124341213 is an equidigital number, since it uses as much as digits as its factorization.

11124341213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 23.

Adding to 11124341213 its reverse (31214342111), we get a palindrome (42338683324).

The spelling of 11124341213 in words is "eleven billion, one hundred twenty-four million, three hundred forty-one thousand, two hundred thirteen".