111213113131303 has 2 divisors, whose sum is σ = 111213113131304. Its totient is φ = 111213113131302.

The previous prime is 111213113131277. The next prime is 111213113131349. The reversal of 111213113131303 is 303131311312111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111213113131303 - 2⁵ = 111213113131271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111213113131363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55606556565651 + 55606556565652.

It is an arithmetic number, because the mean of its divisors is an integer number (55606556565652).

Almost surely, 2^{111213113131303} is an apocalyptic number.

111213113131303 is a deficient number, since it is larger than the sum of its proper divisors (1).

111213113131303 is an equidigital number, since it uses as much as digits as its factorization.

111213113131303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

Adding to 111213113131303 its reverse (303131311312111), we get a palindrome (414344424443414).

The spelling of 111213113131303 in words is "one hundred eleven trillion, two hundred thirteen billion, one hundred thirteen million, one hundred thirty-one thousand, three hundred three".