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12012333102100 = 2252279143039531
BaseRepresentation
bin1010111011001101011011…
…0110001111010000010100
31120112100221010222121022201
42232303112312033100110
53033302224233231400
641314220055134244
72346601545444262
oct256632666172024
946470833877281
1012012333102100
113911446969a71
1214200a2074384
136919b1872136
142d7585949432
1515c705a3d06a
hexaecd6d8f414

12012333102100 has 36 divisors (see below), whose sum is σ = 26076103015648. Its totient is φ = 4803211548000.

The previous prime is 12012333102089. The next prime is 12012333102109. The reversal of 12012333102100 is 120133321021.

It is a super-3 number, since 3×120123331021003 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012333102109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21240666 + ... + 21798865.

Almost surely, 212012333102100 is an apocalyptic number.

12012333102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012333102100 is an abundant number, since it is smaller than the sum of its proper divisors (14063769913548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12012333102100 is a wasteful number, since it uses less digits than its factorization.

12012333102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43042336 (or 43042329 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12012333102100 its reverse (120133321021), we get a palindrome (12132466423121).

The spelling of 12012333102100 in words is "twelve trillion, twelve billion, three hundred thirty-three million, one hundred two thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2791 5582 11164 13955 27910 55820 69775 139550 279100 43039531 86079062 172158124 215197655 430395310 860790620 1075988275 2151976550 4303953100 120123331021 240246662042 480493324084 600616655105 1201233310210 2402466620420 3003083275525 6006166551050 12012333102100