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BaseRepresentation
bin1011001101001011010110…
…0111110100101100110101
31121121212200121021102012020
42303102311213310230311
53103331413402224001
642112110111343353
72411110124142054
oct263226547645465
947555617242166
1012321013320501
113a203488a1886
12146ba8a521b59
136b4b35b18342
143084a982039b
151657702ad736
hexb34b59f4b35

12321013320501 has 8 divisors (see below), whose sum is σ = 16428354726624. Its totient is φ = 8213840397360.

The previous prime is 12321013320493. The next prime is 12321013320503. The reversal of 12321013320501 is 10502331012321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12321013320501 - 23 = 12321013320493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321013320503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41950011 + ... + 42242696.

It is an arithmetic number, because the mean of its divisors is an integer number (2053544340828).

Almost surely, 212321013320501 is an apocalyptic number.

It is an amenable number.

12321013320501 is a deficient number, since it is larger than the sum of its proper divisors (4107341406123).

12321013320501 is an equidigital number, since it uses as much as digits as its factorization.

12321013320501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84241491.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 12321013320501 its reverse (10502331012321), we get a palindrome (22823344332822).

The spelling of 12321013320501 in words is "twelve trillion, three hundred twenty-one billion, thirteen million, three hundred twenty thousand, five hundred one".