113444222 has 4 divisors (see below), whose sum is σ = 170166336. Its totient is φ = 56722110.

The previous prime is 113444209. The next prime is 113444239. The reversal of 113444222 is 222444311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222444311 = 41 ⋅5425471.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28361054 + ... + 28361057.

It is an arithmetic number, because the mean of its divisors is an integer number (42541584).

Almost surely, 2^113444222 is an apocalyptic number.

113444222 is a deficient number, since it is larger than the sum of its proper divisors (56722114).

113444222 is an equidigital number, since it uses as much as digits as its factorization.

113444222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56722113.

The product of its digits is 1536, while the sum is 23.

The square root of 113444222 is about 10651.0197633842. The cubic root of 113444222 is about 484.0915036566.

Adding to 113444222 its reverse (222444311), we get a palindrome (335888533).

The spelling of 113444222 in words is "one hundred thirteen million, four hundred forty-four thousand, two hundred twenty-two".