113221222 has 8 divisors (see below), whose sum is σ = 169891200. Its totient is φ = 56590824.

The previous prime is 113221217. The next prime is 113221253. The reversal of 113221222 is 222122311.

It is a happy number.

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

It is a super-2 number, since 2×113221222² = 25638090222346568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113221196 and 113221205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1222 + ... + 15097.

It is an arithmetic number, because the mean of its divisors is an integer number (21236400).

Almost surely, 2^113221222 is an apocalyptic number.

113221222 is a deficient number, since it is larger than the sum of its proper divisors (56669978).

113221222 is a wasteful number, since it uses less digits than its factorization.

113221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19790.

The product of its digits is 96, while the sum is 16.

The square root of 113221222 is about 10640.5461326005. The cubic root of 113221222 is about 483.7740988691.

Adding to 113221222 its reverse (222122311), we get a palindrome (335343533).

It can be divided in two parts, 11322 and 1222, that added together give a square (12544 = 112²).

The spelling of 113221222 in words is "one hundred thirteen million, two hundred twenty-one thousand, two hundred twenty-two".