325313201220 has 96 divisors (see below), whose sum is σ = 1102237694208. Its totient is φ = 69983342592.

The previous prime is 325313201201. The next prime is 325313201249. The reversal of 325313201220 is 22102313523.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22773897 + ... + 22788176.

It is an arithmetic number, because the mean of its divisors is an integer number (11481642648).

Almost surely, 2^325313201220 is an apocalyptic number.

325313201220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

325313201220 is an abundant number, since it is smaller than the sum of its proper divisors (776924492988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325313201220 is a wasteful number, since it uses less digits than its factorization.

325313201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45562109 (or 45562107 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 325313201220 its reverse (22102313523), we get a palindrome (347415514743).

The spelling of 325313201220 in words is "three hundred twenty-five billion, three hundred thirteen million, two hundred one thousand, two hundred twenty".