111513500323 has 2 divisors, whose sum is σ = 111513500324. Its totient is φ = 111513500322.

The previous prime is 111513500321. The next prime is 111513500327. The reversal of 111513500323 is 323005315111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111513500323 - 2¹ = 111513500321 is a prime.

It is a super-2 number, since 2×111513500323² (a number of 23 digits) contains 22 as substring.

Together with 111513500321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111513500321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55756750161 + 55756750162.

It is an arithmetic number, because the mean of its divisors is an integer number (55756750162).

Almost surely, 2^111513500323 is an apocalyptic number.

111513500323 is a deficient number, since it is larger than the sum of its proper divisors (1).

111513500323 is an equidigital number, since it uses as much as digits as its factorization.

111513500323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 111513500323 its reverse (323005315111), we get a palindrome (434518815434).

The spelling of 111513500323 in words is "one hundred eleven billion, five hundred thirteen million, five hundred thousand, three hundred twenty-three".