113022225 has 18 divisors (see below), whose sum is σ = 202435766. Its totient is φ = 60278400.

The previous prime is 113022197. The next prime is 113022227. The reversal of 113022225 is 522220311.

It can be written as a sum of positive squares in 3 ways, for example, as 24681024 + 88341201 = 4968^2 + 9399^2 .

It is not a de Polignac number, because 113022225 - 2⁷ = 113022097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113022198 and 113022207.

It is not an unprimeable number, because it can be changed into a prime (113022227) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 250936 + ... + 251385.

Almost surely, 2^113022225 is an apocalyptic number.

113022225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113022225 is a deficient number, since it is larger than the sum of its proper divisors (89413541).

113022225 is a wasteful number, since it uses less digits than its factorization.

113022225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502337 (or 502329 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 113022225 is about 10631.1911374032. The cubic root of 113022225 is about 483.4905064213.

Adding to 113022225 its reverse (522220311), we get a palindrome (635242536).

The spelling of 113022225 in words is "one hundred thirteen million, twenty-two thousand, two hundred twenty-five".