111141340423 has 2 divisors, whose sum is σ = 111141340424. Its totient is φ = 111141340422.

The previous prime is 111141340391. The next prime is 111141340463. The reversal of 111141340423 is 324043141111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111141340423 - 2⁵ = 111141340391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111141340463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55570670211 + 55570670212.

It is an arithmetic number, because the mean of its divisors is an integer number (55570670212).

Almost surely, 2^111141340423 is an apocalyptic number.

111141340423 is a deficient number, since it is larger than the sum of its proper divisors (1).

111141340423 is an equidigital number, since it uses as much as digits as its factorization.

111141340423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111141340423 its reverse (324043141111), we get a palindrome (435184481534).

The spelling of 111141340423 in words is "one hundred eleven billion, one hundred forty-one million, three hundred forty thousand, four hundred twenty-three".