320215202425 has 12 divisors (see below), whose sum is σ = 397449045760. Its totient is φ = 255925584720.

The previous prime is 320215202387. The next prime is 320215202473. The reversal of 320215202425 is 524202512023.

It is not a de Polignac number, because 320215202425 - 2⁷ = 320215202297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320215202393 and 320215202402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6137937 + ... + 6189886.

Almost surely, 2^320215202425 is an apocalyptic number.

It is an amenable number.

320215202425 is a deficient number, since it is larger than the sum of its proper divisors (77233843335).

320215202425 is a wasteful number, since it uses less digits than its factorization.

320215202425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12328872 (or 12328867 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 320215202425 its reverse (524202512023), we get a palindrome (844417714448).

The spelling of 320215202425 in words is "three hundred twenty billion, two hundred fifteen million, two hundred two thousand, four hundred twenty-five".