12310000133 has 2 divisors, whose sum is σ = 12310000134. Its totient is φ = 12310000132.

The previous prime is 12310000097. The next prime is 12310000207. The reversal of 12310000133 is 33100001321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12121569604 + 188430529 = 110098^2 + 13727^2 .

It is a cyclic number.

It is not a de Polignac number, because 12310000133 - 2¹⁸ = 12309737989 is a prime.

It is a super-2 number, since 2×12310000133² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310000733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155000066 + 6155000067.

It is an arithmetic number, because the mean of its divisors is an integer number (6155000067).

Almost surely, 2^12310000133 is an apocalyptic number.

It is an amenable number.

12310000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310000133 is an equidigital number, since it uses as much as digits as its factorization.

12310000133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 12310000133 its reverse (33100001321), we get a palindrome (45410001454).

The spelling of 12310000133 in words is "twelve billion, three hundred ten million, one hundred thirty-three", and thus it is an aban number.