102012311000123 has 2 divisors, whose sum is σ = 102012311000124. Its totient is φ = 102012311000122.

The previous prime is 102012311000113. The next prime is 102012311000141. The reversal of 102012311000123 is 321000113210201.

It is a weak prime.

It is an emirp because it is prime and its reverse (321000113210201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102012311000123 - 2⁴ = 102012311000107 is a prime.

It is not a weakly prime, because it can be changed into another prime (102012311000113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006155500061 + 51006155500062.

It is an arithmetic number, because the mean of its divisors is an integer number (51006155500062).

Almost surely, 2^{102012311000123} is an apocalyptic number.

102012311000123 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012311000123 is an equidigital number, since it uses as much as digits as its factorization.

102012311000123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102012311000123 its reverse (321000113210201), we get a palindrome (423012424210324).

The spelling of 102012311000123 in words is "one hundred two trillion, twelve billion, three hundred eleven million, one hundred twenty-three", and thus it is an aban number.