225012205136 has 40 divisors (see below), whose sum is σ = 441173370240. Its totient is φ = 111162813696.

The previous prime is 225012205127. The next prime is 225012205193. The reversal of 225012205136 is 631502210522.

It is a super-3 number, since 3×225012205136³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225012205099 and 225012205108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970831 + ... + 2081873.

It is an arithmetic number, because the mean of its divisors is an integer number (11029334256).

Almost surely, 2^225012205136 is an apocalyptic number.

It is an amenable number.

225012205136 is a deficient number, since it is larger than the sum of its proper divisors (216161165104).

225012205136 is a wasteful number, since it uses less digits than its factorization.

225012205136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112563 (or 112557 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 225012205136 its reverse (631502210522), we get a palindrome (856514415658).

The spelling of 225012205136 in words is "two hundred twenty-five billion, twelve million, two hundred five thousand, one hundred thirty-six".