128012000323 has 2 divisors, whose sum is σ = 128012000324. Its totient is φ = 128012000322.

The previous prime is 128012000317. The next prime is 128012000353. The reversal of 128012000323 is 323000210821.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-128012000323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128012000294 and 128012000303.

It is not a weakly prime, because it can be changed into another prime (128012000353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64006000161 + 64006000162.

It is an arithmetic number, because the mean of its divisors is an integer number (64006000162).

Almost surely, 2^128012000323 is an apocalyptic number.

128012000323 is a deficient number, since it is larger than the sum of its proper divisors (1).

128012000323 is an equidigital number, since it uses as much as digits as its factorization.

128012000323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 128012000323 in words is "one hundred twenty-eight billion, twelve million, three hundred twenty-three", and thus it is an aban number.