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12310312001023 is a prime number
BaseRepresentation
bin1011001100100011011111…
…0001100001110111111111
31121120212001210212001121101
42303020313301201313333
53103143004333013043
642103140153113531
72410251002341651
oct263106761416777
947525053761541
1012310312001023
113a168572170a3
1214699a26b88a7
136b3b1ba4903a
14307b7249c6d1
15165345a6c24d
hexb3237c61dff

12310312001023 has 2 divisors, whose sum is σ = 12310312001024. Its totient is φ = 12310312001022.

The previous prime is 12310312000981. The next prime is 12310312001027. The reversal of 12310312001023 is 32010021301321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12310312001023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310312001027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155156000511 + 6155156000512.

It is an arithmetic number, because the mean of its divisors is an integer number (6155156000512).

Almost surely, 212310312001023 is an apocalyptic number.

12310312001023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310312001023 is an equidigital number, since it uses as much as digits as its factorization.

12310312001023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12310312001023 its reverse (32010021301321), we get a palindrome (44320333302344).

The spelling of 12310312001023 in words is "twelve trillion, three hundred ten billion, three hundred twelve million, one thousand, twenty-three".