525313320331 has 2 divisors, whose sum is σ = 525313320332. Its totient is φ = 525313320330.

The previous prime is 525313320277. The next prime is 525313320403. The reversal of 525313320331 is 133023313525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525313320331 - 2¹⁵ = 525313287563 is a prime.

It is a super-2 number, since 2×525313320331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525313320293 and 525313320302.

It is not a weakly prime, because it can be changed into another prime (525313321331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262656660165 + 262656660166.

It is an arithmetic number, because the mean of its divisors is an integer number (262656660166).

Almost surely, 2^525313320331 is an apocalyptic number.

525313320331 is a deficient number, since it is larger than the sum of its proper divisors (1).

525313320331 is an equidigital number, since it uses as much as digits as its factorization.

525313320331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 31.

Adding to 525313320331 its reverse (133023313525), we get a palindrome (658336633856).

The spelling of 525313320331 in words is "five hundred twenty-five billion, three hundred thirteen million, three hundred twenty thousand, three hundred thirty-one".