255421201110322 has 8 divisors (see below), whose sum is σ = 412603478716716. Its totient is φ = 117886708204752.

The previous prime is 255421201110217. The next prime is 255421201110323. The reversal of 255421201110322 is 223011102124552.

It can be written as a sum of positive squares in 2 ways, for example, as 184734825374961 + 70686375735361 = 13591719^2 + 8407519^2 .

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

It is a super-2 number, since 2×255421201110322² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255421201110323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4911946175173 + ... + 4911946175224.

Almost surely, 2^{255421201110322} is an apocalyptic number.

255421201110322 is a deficient number, since it is larger than the sum of its proper divisors (157182277606394).

255421201110322 is a wasteful number, since it uses less digits than its factorization.

255421201110322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9823892350412.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 255421201110322 its reverse (223011102124552), we get a palindrome (478432303234874).

The spelling of 255421201110322 in words is "two hundred fifty-five trillion, four hundred twenty-one billion, two hundred one million, one hundred ten thousand, three hundred twenty-two".