113221424234 has 4 divisors (see below), whose sum is σ = 169832136354. Its totient is φ = 56610712116.

The previous prime is 113221424233. The next prime is 113221424293. The reversal of 113221424234 is 432424122311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432424122311 = 4157 ⋅104023123.

It can be written as a sum of positive squares in only one way, i.e., 78997534225 + 34223890009 = 281065^2 + 184997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113221424197 and 113221424206.

It is not an unprimeable number, because it can be changed into a prime (113221424233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28305356057 + ... + 28305356060.

Almost surely, 2^113221424234 is an apocalyptic number.

113221424234 is a deficient number, since it is larger than the sum of its proper divisors (56610712120).

113221424234 is an equidigital number, since it uses as much as digits as its factorization.

113221424234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56610712119.

The product of its digits is 9216, while the sum is 29.

Adding to 113221424234 its reverse (432424122311), we get a palindrome (545645546545).

The spelling of 113221424234 in words is "one hundred thirteen billion, two hundred twenty-one million, four hundred twenty-four thousand, two hundred thirty-four".