320213235130 has 16 divisors (see below), whose sum is σ = 576393753384. Its totient is φ = 128083087360.

The previous prime is 320213235127. The next prime is 320213235137. The reversal of 320213235130 is 31532312023.

It can be written as a sum of positive squares in 4 ways, for example, as 253132753129 + 67080482001 = 503123^2 + 258999^2 .

It is a super-2 number, since 2×320213235130² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320213235095 and 320213235104.

It is not an unprimeable number, because it can be changed into a prime (320213235137) 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 7 ways as a sum of consecutive naturals, for example, 416334 + ... + 902086.

Almost surely, 2^320213235130 is an apocalyptic number.

320213235130 is a deficient number, since it is larger than the sum of its proper divisors (256180518254).

320213235130 is a wasteful number, since it uses less digits than its factorization.

320213235130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551681.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 320213235130 its reverse (31532312023), we get a palindrome (351745547153).

The spelling of 320213235130 in words is "three hundred twenty billion, two hundred thirteen million, two hundred thirty-five thousand, one hundred thirty".