2255043321 has 20 divisors (see below), whose sum is σ = 3418931472. Its totient is φ = 1480920408.

The previous prime is 2255043269. The next prime is 2255043341. The reversal of 2255043321 is 1233405522.

It is a happy number.

2255043321 is a `hidden beast` number, since 225 + 5 + 0 + 433 + 2 + 1 = 666.

It is not a de Polignac number, because 2255043321 - 2²³ = 2246654713 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2255043341) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 202335 + ... + 213188.

Almost surely, 2^2255043321 is an apocalyptic number.

It is an amenable number.

2255043321 is a deficient number, since it is larger than the sum of its proper divisors (1163888151).

2255043321 is an equidigital number, since it uses as much as digits as its factorization.

2255043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415602 (or 415593 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2255043321 is about 47487.2964170419. The cubic root of 2255043321 is about 1311.3490213276.

Adding to 2255043321 its reverse (1233405522), we get a palindrome (3488448843).

The spelling of 2255043321 in words is "two billion, two hundred fifty-five million, forty-three thousand, three hundred twenty-one".