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2012012121110 = 2531193242313879
BaseRepresentation
bin11101010001110101010…
…001001000110000010110
321010100100120202211100112
4131101311101020300112
5230431100100333420
64140150002243022
7265235351564225
oct35216521106026
97110316684315
102012012121110
11706320431202
12285b36956472
13117969081044
146d54bd44cbc
153750c8448c5
hex1d475448c16

2012012121110 has 64 divisors (see below), whose sum is σ = 3759640289280. Its totient is φ = 774432368640.

The previous prime is 2012012121061. The next prime is 2012012121137. The reversal of 2012012121110 is 111212102102.

It is a super-2 number, since 2×20120121211102 (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144961151 + ... + 144975029.

It is an arithmetic number, because the mean of its divisors is an integer number (58744379520).

Almost surely, 22012012121110 is an apocalyptic number.

2012012121110 is a deficient number, since it is larger than the sum of its proper divisors (1747628168170).

2012012121110 is a wasteful number, since it uses less digits than its factorization.

2012012121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16533.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2012012121110 its reverse (111212102102), we get a palindrome (2123224223212).

The spelling of 2012012121110 in words is "two trillion, twelve billion, twelve million, one hundred twenty-one thousand, one hundred ten".

Divisors: 1 2 5 10 31 62 155 193 310 386 965 1930 2423 4846 5983 11966 12115 13879 24230 27758 29915 59830 69395 75113 138790 150226 375565 430249 467639 751130 860498 935278 2151245 2338195 2678647 4302490 4676390 5357294 13393235 14496809 26786470 28993618 33628817 67257634 72484045 83038057 144968090 166076114 168144085 336288170 415190285 830380570 1042493327 2084986654 5212466635 6490361681 10424933270 12980723362 32451808405 64903616810 201201212111 402402424222 1006006060555 2012012121110