111423301133 has 4 divisors (see below), whose sum is σ = 111427225248. Its totient is φ = 111419377020.

The previous prime is 111423301097. The next prime is 111423301139. The reversal of 111423301133 is 331103324111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111423301133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 111423301099 and 111423301108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111423301139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1919153 + ... + 1976358.

It is an arithmetic number, because the mean of its divisors is an integer number (27856806312).

Almost surely, 2^111423301133 is an apocalyptic number.

It is an amenable number.

111423301133 is a deficient number, since it is larger than the sum of its proper divisors (3924115).

111423301133 is an equidigital number, since it uses as much as digits as its factorization.

111423301133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924114.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 111423301133 its reverse (331103324111), we get a palindrome (442526625244).

The spelling of 111423301133 in words is "one hundred eleven billion, four hundred twenty-three million, three hundred one thousand, one hundred thirty-three".