225242143204 has 24 divisors (see below), whose sum is σ = 435967644728. Its totient is φ = 101148238080.

The previous prime is 225242143193. The next prime is 225242143219. The reversal of 225242143204 is 402341242522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4531982400 + 220710160804 = 67320^2 + 469798^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58532937 + ... + 58536784.

Almost surely, 2^225242143204 is an apocalyptic number.

It is an amenable number.

225242143204 is a deficient number, since it is larger than the sum of its proper divisors (210725501524).

225242143204 is a wasteful number, since it uses less digits than its factorization.

225242143204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117069775 (or 117069773 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 225242143204 its reverse (402341242522), we get a palindrome (627583385726).

The spelling of 225242143204 in words is "two hundred twenty-five billion, two hundred forty-two million, one hundred forty-three thousand, two hundred four".