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BaseRepresentation
bin1011001101001011010110…
…0111110100101100110111
31121121212200121021102012022
42303102311213310230313
53103331413402224003
642112110111343355
72411110124142056
oct263226547645467
947555617242168
1012321013320503
113a203488a1888
12146ba8a521b5b
136b4b35b18344
143084a982039d
151657702ad738
hexb34b59f4b37

12321013320503 has 2 divisors, whose sum is σ = 12321013320504. Its totient is φ = 12321013320502.

The previous prime is 12321013320493. The next prime is 12321013320509. The reversal of 12321013320503 is 30502331012321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12321013320503 - 210 = 12321013319479 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321013320509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160506660251 + 6160506660252.

It is an arithmetic number, because the mean of its divisors is an integer number (6160506660252).

Almost surely, 212321013320503 is an apocalyptic number.

12321013320503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321013320503 is an equidigital number, since it uses as much as digits as its factorization.

12321013320503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 12321013320503 its reverse (30502331012321), we get a palindrome (42823344332824).

The spelling of 12321013320503 in words is "twelve trillion, three hundred twenty-one billion, thirteen million, three hundred twenty thousand, five hundred three".