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12030320130023 = 134397292104499
BaseRepresentation
bin1010111100010000011011…
…1101010011011111100111
31120121002100200202022000002
42233010012331103133213
53034101043423130043
641330352555411515
72351106355611026
oct257040675233747
946532320668002
1012030320130023
1139190370a12a8
121423681a53b9b
136935ba1b0120
142d83b075a8bd
1515ce09bd2bb8
hexaf106f537e7

12030320130023 has 8 divisors (see below), whose sum is σ = 12955764990000. Its totient is φ = 11104880358528.

The previous prime is 12030320129999. The next prime is 12030320130029. The reversal of 12030320130023 is 32003102303021.

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

It is a cyclic number.

It is not a de Polignac number, because 12030320130023 - 228 = 12030051694567 is a prime.

It is a super-2 number, since 2×120303201300232 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12030320129977 and 12030320130004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030320130029) 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, 4664228 + ... + 6768726.

It is an arithmetic number, because the mean of its divisors is an integer number (1619470623750).

Almost surely, 212030320130023 is an apocalyptic number.

12030320130023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12030320130023 is a deficient number, since it is larger than the sum of its proper divisors (925444859977).

12030320130023 is a wasteful number, since it uses less digits than its factorization.

12030320130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544241.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12030320130023 its reverse (32003102303021), we get a palindrome (44033422433044).

The spelling of 12030320130023 in words is "twelve trillion, thirty billion, three hundred twenty million, one hundred thirty thousand, twenty-three".

Divisors: 1 13 439729 2104499 5716477 27358487 925409240771 12030320130023