225030122 has 8 divisors (see below), whose sum is σ = 357400836. Its totient is φ = 105896512.

The previous prime is 225030107. The next prime is 225030131. The reversal of 225030122 is 221030522.

It can be written as a sum of positive squares in 2 ways, for example, as 225030001 + 121 = 15001^2 + 11^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 225030122.

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, 3309233 + ... + 3309300.

Almost surely, 2^225030122 is an apocalyptic number.

225030122 is a deficient number, since it is larger than the sum of its proper divisors (132370714).

225030122 is a wasteful number, since it uses less digits than its factorization.

225030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6618552.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 225030122 is about 15001.0040330639. The cubic root of 225030122 is about 608.2473402853.

Adding to 225030122 its reverse (221030522), we get a palindrome (446060644).

The spelling of 225030122 in words is "two hundred twenty-five million, thirty thousand, one hundred twenty-two".