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12310343442101 = 31212809930741
BaseRepresentation
bin1011001100100011100110…
…1001011101111010110101
31121120212011000000102122202
42303020321221131322311
53103143040410121401
642103143235034245
72410251533521625
oct263107151357265
947525130012582
1012310343442101
113a16872a41261
1214699b113b985
136b3b25406c23
14307b76724885
151653486cd06b
hexb3239a5deb5

12310343442101 has 6 divisors (see below), whose sum is σ = 12720261226806. Its totient is φ = 11913235588200.

The previous prime is 12310343442097. The next prime is 12310343442139. The reversal of 12310343442101 is 10124434301321.

It can be written as a sum of positive squares in only one way, i.e., 6739870207876 + 5570473234225 = 2596126^2 + 2360185^2 .

It is not a de Polignac number, because 12310343442101 - 22 = 12310343442097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12310343441101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6404964410 + ... + 6404966331.

It is an arithmetic number, because the mean of its divisors is an integer number (2120043537801).

Almost surely, 212310343442101 is an apocalyptic number.

It is an amenable number.

12310343442101 is a deficient number, since it is larger than the sum of its proper divisors (409917784705).

12310343442101 is an equidigital number, since it uses as much as digits as its factorization.

12310343442101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12809930803 (or 12809930772 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 12310343442101 its reverse (10124434301321), we get a palindrome (22434777743422).

The spelling of 12310343442101 in words is "twelve trillion, three hundred ten billion, three hundred forty-three million, four hundred forty-two thousand, one hundred one".

Divisors: 1 31 961 12809930741 397107852971 12310343442101