111124300013 has 2 divisors, whose sum is σ = 111124300014. Its totient is φ = 111124300012.

The previous prime is 111124299991. The next prime is 111124300033. The reversal of 111124300013 is 310003421111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95151890089 + 15972409924 = 308467^2 + 126382^2 .

It is a cyclic number.

It is not a de Polignac number, because 111124300013 - 2⁸ = 111124299757 is a prime.

It is a super-2 number, since 2×111124300013² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111124299964 and 111124300000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111124300033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55562150006 + 55562150007.

It is an arithmetic number, because the mean of its divisors is an integer number (55562150007).

Almost surely, 2^111124300013 is an apocalyptic number.

It is an amenable number.

111124300013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111124300013 is an equidigital number, since it uses as much as digits as its factorization.

111124300013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111124300013 its reverse (310003421111), we get a palindrome (421127721124).

The spelling of 111124300013 in words is "one hundred eleven billion, one hundred twenty-four million, three hundred thousand, thirteen".