323112131123 has 2 divisors, whose sum is σ = 323112131124. Its totient is φ = 323112131122.

The previous prime is 323112131051. The next prime is 323112131219. The reversal of 323112131123 is 321131211323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323112131123 - 2¹⁶ = 323112065587 is a prime.

It is a super-2 number, since 2×323112131123² (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 (323112131323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161556065561 + 161556065562.

It is an arithmetic number, because the mean of its divisors is an integer number (161556065562).

Almost surely, 2^323112131123 is an apocalyptic number.

323112131123 is a deficient number, since it is larger than the sum of its proper divisors (1).

323112131123 is an equidigital number, since it uses as much as digits as its factorization.

323112131123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

Adding to 323112131123 its reverse (321131211323), we get a palindrome (644243342446).

The spelling of 323112131123 in words is "three hundred twenty-three billion, one hundred twelve million, one hundred thirty-one thousand, one hundred twenty-three".