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12002012103210 = 235628696363503
BaseRepresentation
bin1010111010100110111110…
…1010110000001000101010
31120111101021212012112111120
42232221233222300020222
53033120110044300320
641305352004240110
72346055022423433
oct256515752601052
946441255175446
1012002012103210
11390802aa38818
12141a0a16a0036
13690a28513bbc
142d6c86d0848a
1515c2ee8c4440
hexaea6fab022a

12002012103210 has 32 divisors (see below), whose sum is σ = 28805291746560. Its totient is φ = 3200485149888.

The previous prime is 12002012103187. The next prime is 12002012103271. The reversal of 12002012103210 is 1230121020021.

12002012103210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12002012103210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1295682 + ... + 5067821.

It is an arithmetic number, because the mean of its divisors is an integer number (900165367080).

Almost surely, 212002012103210 is an apocalyptic number.

12002012103210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002012103210 is an abundant number, since it is smaller than the sum of its proper divisors (16803279643350).

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

12002012103210 is a wasteful number, since it uses less digits than its factorization.

12002012103210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426382.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12002012103210 its reverse (1230121020021), we get a palindrome (13232133123231).

The spelling of 12002012103210 in words is "twelve trillion, two billion, twelve million, one hundred three thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 62869 125738 188607 314345 377214 628690 943035 1886070 6363503 12727006 19090509 31817515 38181018 63635030 95452545 190905090 400067070107 800134140214 1200201210321 2000335350535 2400402420642 4000670701070 6001006051605 12002012103210