323225199131 has 2 divisors, whose sum is σ = 323225199132. Its totient is φ = 323225199130.

The previous prime is 323225199107. The next prime is 323225199169. The reversal of 323225199131 is 131991522323.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323225199131 is a prime.

It is a super-2 number, since 2×323225199131² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (323225199431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161612599565 + 161612599566.

It is an arithmetic number, because the mean of its divisors is an integer number (161612599566).

Almost surely, 2^323225199131 is an apocalyptic number.

323225199131 is a deficient number, since it is larger than the sum of its proper divisors (1).

323225199131 is an equidigital number, since it uses as much as digits as its factorization.

323225199131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The spelling of 323225199131 in words is "three hundred twenty-three billion, two hundred twenty-five million, one hundred ninety-nine thousand, one hundred thirty-one".