111132223133 has 4 divisors (see below), whose sum is σ = 112654582428. Its totient is φ = 109609863840.

The previous prime is 111132223127. The next prime is 111132223151. The reversal of 111132223133 is 331322231111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 95974181209 + 15158041924 = 309797^2 + 123118^2 .

It is a cyclic number.

It is not a de Polignac number, because 111132223133 - 2¹⁴ = 111132206749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111132223099 and 111132223108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132223333) 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, 761179538 + ... + 761179683.

It is an arithmetic number, because the mean of its divisors is an integer number (28163645607).

Almost surely, 2^111132223133 is an apocalyptic number.

It is an amenable number.

111132223133 is a deficient number, since it is larger than the sum of its proper divisors (1522359295).

111132223133 is an equidigital number, since it uses as much as digits as its factorization.

111132223133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522359294.

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

Adding to 111132223133 its reverse (331322231111), we get a palindrome (442454454244).

The spelling of 111132223133 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred twenty-three thousand, one hundred thirty-three".