225213517327 has 8 divisors (see below), whose sum is σ = 228583023536. Its totient is φ = 221844249792.

The previous prime is 225213517283. The next prime is 225213517339. The reversal of 225213517327 is 723715312522.

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 225213517327 - 2³¹ = 223066033679 is a prime.

It is a super-2 number, since 2×225213517327² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225213517327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225213515327) 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, 3023293 + ... + 3096889.

It is an arithmetic number, because the mean of its divisors is an integer number (28572877942).

Almost surely, 2^225213517327 is an apocalyptic number.

225213517327 is a deficient number, since it is larger than the sum of its proper divisors (3369506209).

225213517327 is an equidigital number, since it uses as much as digits as its factorization.

225213517327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119337.

The product of its digits is 176400, while the sum is 40.

Adding to 225213517327 its reverse (723715312522), we get a palindrome (948928829849).

The spelling of 225213517327 in words is "two hundred twenty-five billion, two hundred thirteen million, five hundred seventeen thousand, three hundred twenty-seven".