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12011010200120 = 2356471214938201
BaseRepresentation
bin1010111011001000011111…
…1111110001001000111000
31120112020111221201012222002
42232302013333301020320
53033242022102400440
641313440520520132
72346524013120221
oct256620777611070
946466457635862
1012011010200120
11391092814a148
12141b993020048
13691830778bb9
142d749bd86248
1515c679827115
hexaec87ff1238

12011010200120 has 64 divisors (see below), whose sum is σ = 27069478776000. Its totient is φ = 4796458009600.

The previous prime is 12011010200117. The next prime is 12011010200131. The reversal of 12011010200120 is 2100201011021.

It is a congruent number.

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, 314397020 + ... + 314435220.

It is an arithmetic number, because the mean of its divisors is an integer number (422960605875).

Almost surely, 212011010200120 is an apocalyptic number.

12011010200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12011010200120 is an abundant number, since it is smaller than the sum of its proper divisors (15058468575880).

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

12011010200120 is a wasteful number, since it uses less digits than its factorization.

12011010200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51008 (or 51004 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12011010200120 its reverse (2100201011021), we get a palindrome (14111211211141).

The spelling of 12011010200120 in words is "twelve trillion, eleven billion, ten million, two hundred thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 647 1294 2588 3235 5176 6470 12149 12940 24298 25880 38201 48596 60745 76402 97192 121490 152804 191005 242980 305608 382010 485960 764020 1528040 7860403 15720806 24716047 31441612 39302015 49432094 62883224 78604030 98864188 123580235 157208060 197728376 247160470 314416120 464103949 494320940 928207898 988641880 1856415796 2320519745 3712831592 4641039490 9282078980 18564157960 300275255003 600550510006 1201101020012 1501376275015 2402202040024 3002752550030 6005505100060 12011010200120