325420113221 has 4 divisors (see below), whose sum is σ = 371908700832. Its totient is φ = 278931525612.

The previous prime is 325420113211. The next prime is 325420113269. The reversal of 325420113221 is 122311024523.

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 325420113221 - 2³⁰ = 324346371397 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 (325420113211) 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, 23244293795 + ... + 23244293808.

It is an arithmetic number, because the mean of its divisors is an integer number (92977175208).

Almost surely, 2^325420113221 is an apocalyptic number.

It is an amenable number.

325420113221 is a deficient number, since it is larger than the sum of its proper divisors (46488587611).

325420113221 is an equidigital number, since it uses as much as digits as its factorization.

325420113221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46488587610.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 325420113221 its reverse (122311024523), we get a palindrome (447731137744).

The spelling of 325420113221 in words is "three hundred twenty-five billion, four hundred twenty million, one hundred thirteen thousand, two hundred twenty-one".