325521203011031 has 4 divisors (see below), whose sum is σ = 327897270186432. Its totient is φ = 323145135835632.

The previous prime is 325521203011027. The next prime is 325521203011051. The reversal of 325521203011031 is 130110302125523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325521203011031 - 2² = 325521203011027 is a prime.

It is a super-2 number, since 2×325521203011031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 325521203010985 and 325521203011003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325521203011051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188033587495 + ... + 1188033587768.

It is an arithmetic number, because the mean of its divisors is an integer number (81974317546608).

Almost surely, 2^{325521203011031} is an apocalyptic number.

325521203011031 is a deficient number, since it is larger than the sum of its proper divisors (2376067175401).

325521203011031 is a wasteful number, since it uses less digits than its factorization.

325521203011031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376067175400.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 325521203011031 its reverse (130110302125523), we get a palindrome (455631505136554).

The spelling of 325521203011031 in words is "three hundred twenty-five trillion, five hundred twenty-one billion, two hundred three million, eleven thousand, thirty-one".