323220110321131 has 2 divisors, whose sum is σ = 323220110321132. Its totient is φ = 323220110321130.

The previous prime is 323220110321111. The next prime is 323220110321197. The reversal of 323220110321131 is 131123011022323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323220110321131 - 2²⁷ = 323219976103403 is a prime.

It is a super-2 number, since 2×323220110321131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323220110321096 and 323220110321105.

It is not a weakly prime, because it can be changed into another prime (323220110321111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161610055160565 + 161610055160566.

It is an arithmetic number, because the mean of its divisors is an integer number (161610055160566).

Almost surely, 2^{323220110321131} is an apocalyptic number.

323220110321131 is a deficient number, since it is larger than the sum of its proper divisors (1).

323220110321131 is an equidigital number, since it uses as much as digits as its factorization.

323220110321131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 323220110321131 its reverse (131123011022323), we get a palindrome (454343121343454).

The spelling of 323220110321131 in words is "three hundred twenty-three trillion, two hundred twenty billion, one hundred ten million, three hundred twenty-one thousand, one hundred thirty-one".