111380226 has 32 divisors (see below), whose sum is σ = 236364480. Its totient is φ = 34868736.

The previous prime is 111380221. The next prime is 111380267. The reversal of 111380226 is 622083111.

It is a super-2 number, since 2×111380226² = 24811109487622152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111380196 and 111380205.

It is not an unprimeable number, because it can be changed into a prime (111380221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66390 + ... + 68046.

It is an arithmetic number, because the mean of its divisors is an integer number (7386390).

Almost surely, 2^111380226 is an apocalyptic number.

111380226 is an abundant number, since it is smaller than the sum of its proper divisors (124984254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111380226 is a wasteful number, since it uses less digits than its factorization.

111380226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 111380226 is about 10553.6830537969. The cubic root of 111380226 is about 481.1376746676.

The spelling of 111380226 in words is "one hundred eleven million, three hundred eighty thousand, two hundred twenty-six".