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12313013103113 = 34935280839837
BaseRepresentation
bin1011001100101101100011…
…0001011010101000001001
31121121010001001110021002112
42303023120301122220021
53103214022323244423
642104304203112105
72410404641335112
oct263133061325011
947533031407075
1012313013103113
113a17a12996078
12146a417212635
136b415c52a2b8
14307d4b0db209
15165452c6da78
hexb32d8c5aa09

12313013103113 has 4 divisors (see below), whose sum is σ = 12348293943300. Its totient is φ = 12277732262928.

The previous prime is 12313013103049. The next prime is 12313013103133. The reversal of 12313013103113 is 31130131031321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7981319965129 + 4331693137984 = 2825123^2 + 2081272^2 .

It is a cyclic number.

It is not a de Polignac number, because 12313013103113 - 26 = 12313013103049 is a prime.

It is a super-2 number, since 2×123130131031132 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12313013103133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17640419570 + ... + 17640420267.

It is an arithmetic number, because the mean of its divisors is an integer number (3087073485825).

Almost surely, 212313013103113 is an apocalyptic number.

It is an amenable number.

12313013103113 is a deficient number, since it is larger than the sum of its proper divisors (35280840187).

12313013103113 is an equidigital number, since it uses as much as digits as its factorization.

12313013103113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35280840186.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 12313013103113 its reverse (31130131031321), we get a palindrome (43443144134434).

The spelling of 12313013103113 in words is "twelve trillion, three hundred thirteen billion, thirteen million, one hundred three thousand, one hundred thirteen".

Divisors: 1 349 35280839837 12313013103113