225320045231 has 8 divisors (see below), whose sum is σ = 238910231280. Its totient is φ = 211902982848.

The previous prime is 225320045221. The next prime is 225320045309. The reversal of 225320045231 is 132540023522.

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

It is a cyclic number.

It is not a de Polignac number, because 225320045231 - 2²² = 225315850927 is a prime.

It is a super-2 number, since 2×225320045231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225320045194 and 225320045203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225320045221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43278236 + ... + 43283441.

It is an arithmetic number, because the mean of its divisors is an integer number (29863778910).

Almost surely, 2^225320045231 is an apocalyptic number.

225320045231 is a deficient number, since it is larger than the sum of its proper divisors (13590186049).

225320045231 is a wasteful number, since it uses less digits than its factorization.

225320045231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86561833.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 225320045231 its reverse (132540023522), we get a palindrome (357860068753).

The spelling of 225320045231 in words is "two hundred twenty-five billion, three hundred twenty million, forty-five thousand, two hundred thirty-one".