111431140313 has 2 divisors, whose sum is σ = 111431140314. Its totient is φ = 111431140312.

The previous prime is 111431140267. The next prime is 111431140339. The reversal of 111431140313 is 313041134111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82192876249 + 29238264064 = 286693^2 + 170992^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111431140313 is a prime.

It is not a weakly prime, because it can be changed into another prime (111431142313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55715570156 + 55715570157.

It is an arithmetic number, because the mean of its divisors is an integer number (55715570157).

Almost surely, 2^111431140313 is an apocalyptic number.

It is an amenable number.

111431140313 is a deficient number, since it is larger than the sum of its proper divisors (1).

111431140313 is an equidigital number, since it uses as much as digits as its factorization.

111431140313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111431140313 its reverse (313041134111), we get a palindrome (424472274424).

The spelling of 111431140313 in words is "one hundred eleven billion, four hundred thirty-one million, one hundred forty thousand, three hundred thirteen".