111423144355 has 8 divisors (see below), whose sum is σ = 133742679552. Its totient is φ = 89115244608.

The previous prime is 111423144299. The next prime is 111423144359. The reversal of 111423144355 is 553441324111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111423144355 - 2²⁷ = 111288926627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111423144355.

It is not an unprimeable number, because it can be changed into a prime (111423144359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887779 + ... + 2926108.

It is an arithmetic number, because the mean of its divisors is an integer number (16717834944).

Almost surely, 2^111423144355 is an apocalyptic number.

111423144355 is a deficient number, since it is larger than the sum of its proper divisors (22319535197).

111423144355 is an equidigital number, since it uses as much as digits as its factorization.

111423144355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5817725.

The product of its digits is 28800, while the sum is 34.

Adding to 111423144355 its reverse (553441324111), we get a palindrome (664864468466).

The spelling of 111423144355 in words is "one hundred eleven billion, four hundred twenty-three million, one hundred forty-four thousand, three hundred fifty-five".