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212311020313130 = 25298997502316883
BaseRepresentation
bin110000010001100010000010…
…111100101001101000101010
31000211201201212001022002201112
4300101202002330221220222
5210312000432200010010
62031314200344150322
762501652001350404
oct6021420274515052
91024651761262645
10212311020313130
1161715664036852
121b98b36b1683a2
139160ac69977bb
143a5dca01c1b74
151982a6bdc1a05
hexc11882f29a2a

212311020313130 has 128 divisors (see below), whose sum is σ = 404005538764800. Its totient is φ = 80218129711104.

The previous prime is 212311020313109. The next prime is 212311020313141. The reversal of 212311020313130 is 31313020113212.

It is a junction number, because it is equal to n+sod(n) for n = 212311020313096 and 212311020313105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12575423669 + ... + 12575440551.

It is an arithmetic number, because the mean of its divisors is an integer number (3156293271600).

Almost surely, 2212311020313130 is an apocalyptic number.

212311020313130 is a deficient number, since it is larger than the sum of its proper divisors (191694518451670).

212311020313130 is a wasteful number, since it uses less digits than its factorization.

212311020313130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22128.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 212311020313130 its reverse (31313020113212), we get a palindrome (243624040426342).

The spelling of 212311020313130 in words is "two hundred twelve trillion, three hundred eleven billion, twenty million, three hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 29 58 89 97 145 178 194 290 445 485 890 970 2581 2813 5023 5162 5626 8633 10046 12905 14065 16883 17266 25115 25810 28130 33766 43165 50230 84415 86330 145667 168830 250357 291334 447047 487231 489607 500714 728335 894094 974462 979214 1251785 1456670 1502587 1637651 2235235 2436155 2448035 2503570 3005174 3275302 4470470 4872310 4896070 7512935 8188255 12964363 14129699 15025870 16376510 25928726 28259398 43363559 43575023 47491879 64821815 70648495 84803309 86727118 87150046 94983758 129643630 141296990 145750939 169606618 216817795 217875115 237459395 291501878 424016545 433635590 435750230 474918790 728754695 848033090 1257543211 1457509390 2459295961 2515086422 4226777231 4918591922 6287716055 7547494501 8225920973 8453554462 12296479805 12575432110 15094989002 16451841946 21133886155 24592959610 37737472505 41129604865 42267772310 75474945010 82259209730 218877340529 238551708217 437754681058 477103416434 732106966597 1094386702645 1192758541085 1464213933194 2188773405290 2385517082170 3660534832985 7321069665970 21231102031313 42462204062626 106155510156565 212311020313130