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12001001200010 = 2523263198396449
BaseRepresentation
bin1010111010100011001101…
…1010011101100110001010
31120111021200102000100000022
42232220303122131212022
53033111022301400020
641305103413140442
72346020666041664
oct256506332354612
946437612010008
1012001001200010
113907661348229
121419a5b02a722
136908c6c5a024
142d6bcc95d534
1515c290c8c625
hexaea3369d98a

12001001200010 has 32 divisors (see below), whose sum is σ = 22626718329600. Its totient is φ = 4574228505088.

The previous prime is 12001001199991. The next prime is 12001001200061. The reversal of 12001001200010 is 1000210010021.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 99137735 + ... + 99258714.

It is an arithmetic number, because the mean of its divisors is an integer number (707084947800).

Almost surely, 212001001200010 is an apocalyptic number.

12001001200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001001200010 is a deficient number, since it is larger than the sum of its proper divisors (10625717129590).

12001001200010 is a wasteful number, since it uses less digits than its factorization.

12001001200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198396742.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12001001200010 its reverse (1000210010021), we get a palindrome (13001211210031).

The spelling of 12001001200010 in words is "twelve trillion, one billion, one million, two hundred thousand, ten".

Divisors: 1 2 5 10 23 46 115 230 263 526 1315 2630 6049 12098 30245 60490 198396449 396792898 991982245 1983964490 4563118327 9126236654 22815591635 45631183270 52178266087 104356532174 260891330435 521782660870 1200100120001 2400200240002 6000500600005 12001001200010