111226225 has 36 divisors (see below), whose sum is σ = 153771408. Its totient is φ = 79736800.

The previous prime is 111226211. The next prime is 111226289. The reversal of 111226225 is 522622111.

It is not a de Polignac number, because 111226225 - 2¹³ = 111218033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111226196 and 111226205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 250854 + ... + 251296.

It is an arithmetic number, because the mean of its divisors is an integer number (4271428).

Almost surely, 2^111226225 is an apocalyptic number.

It is an amenable number.

111226225 is a deficient number, since it is larger than the sum of its proper divisors (42545183).

111226225 is a wasteful number, since it uses less digits than its factorization.

111226225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 542 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 111226225 is about 10546.3844515549. The cubic root of 111226225 is about 480.9158224243.

Adding to 111226225 its reverse (522622111), we get a palindrome (633848336).

The spelling of 111226225 in words is "one hundred eleven million, two hundred twenty-six thousand, two hundred twenty-five".