321412044225 has 12 divisors (see below), whose sum is σ = 531401246576. Its totient is φ = 171419756880.

The previous prime is 321412044221. The next prime is 321412044227. The reversal of 321412044225 is 522440214123.

It is a happy number.

It is not a de Polignac number, because 321412044225 - 2² = 321412044221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321412044192 and 321412044201.

It is not an unprimeable number, because it can be changed into a prime (321412044221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2142746887 + ... + 2142747036.

Almost surely, 2^321412044225 is an apocalyptic number.

It is an amenable number.

321412044225 is a deficient number, since it is larger than the sum of its proper divisors (209989202351).

321412044225 is a wasteful number, since it uses less digits than its factorization.

321412044225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285493936 (or 4285493931 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 321412044225 its reverse (522440214123), we get a palindrome (843852258348).

The spelling of 321412044225 in words is "three hundred twenty-one billion, four hundred twelve million, forty-four thousand, two hundred twenty-five".