500111113331 has 2 divisors, whose sum is σ = 500111113332. Its totient is φ = 500111113330.

The previous prime is 500111113303. The next prime is 500111113343. The reversal of 500111113331 is 133311111005.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 500111113331 - 2¹⁰ = 500111112307 is a prime.

It is a super-2 number, since 2×500111113331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (500111113231) 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, 250055556665 + 250055556666.

It is an arithmetic number, because the mean of its divisors is an integer number (250055556666).

Almost surely, 2^500111113331 is an apocalyptic number.

500111113331 is a deficient number, since it is larger than the sum of its proper divisors (1).

500111113331 is an equidigital number, since it uses as much as digits as its factorization.

500111113331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 20.

Adding to 500111113331 its reverse (133311111005), we get a palindrome (633422224336).

The spelling of 500111113331 in words is "five hundred billion, one hundred eleven million, one hundred thirteen thousand, three hundred thirty-one".