322450125421 has 4 divisors (see below), whose sum is σ = 322666972992. Its totient is φ = 322233277852.

The previous prime is 322450125407. The next prime is 322450125469. The reversal of 322450125421 is 124521054223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 322450125421 - 2³⁷ = 185011171949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322450125521) 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 3 ways as a sum of consecutive naturals, for example, 108421555 + ... + 108424528.

It is an arithmetic number, because the mean of its divisors is an integer number (80666743248).

Almost surely, 2^322450125421 is an apocalyptic number.

It is an amenable number.

322450125421 is a deficient number, since it is larger than the sum of its proper divisors (216847571).

322450125421 is a wasteful number, since it uses less digits than its factorization.

322450125421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216847570.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 322450125421 its reverse (124521054223), we get a palindrome (446971179644).

The spelling of 322450125421 in words is "three hundred twenty-two billion, four hundred fifty million, one hundred twenty-five thousand, four hundred twenty-one".