Search a number
-
+
20110012212110 = 25174212797100459
BaseRepresentation
bin1001001001010001110100…
…01000100110001110001110
32122012111110022211220220012
410210220322020212032032
510113440301111241420
6110434225001353222
74143620564264102
oct444507210461616
978174408756805
1020110012212110
1164536766992a7
122309556498812
13b2b49b198332
144d7488cdd902
1524d193091dc5
hex124a3a22638e

20110012212110 has 64 divisors (see below), whose sum is σ = 38432474274240. Its totient is φ = 7550069667840.

The previous prime is 20110012212107. The next prime is 20110012212149. The reversal of 20110012212110 is 1121221001102.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 200131061 + ... + 200231519.

It is an arithmetic number, because the mean of its divisors is an integer number (600507410535).

Almost surely, 220110012212110 is an apocalyptic number.

20110012212110 is a deficient number, since it is larger than the sum of its proper divisors (18322462062130).

20110012212110 is a wasteful number, since it uses less digits than its factorization.

20110012212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103701.

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

Adding to 20110012212110 its reverse (1121221001102), we get a palindrome (21231233213212).

The spelling of 20110012212110 in words is "twenty trillion, one hundred ten billion, twelve million, two hundred twelve thousand, one hundred ten".

Divisors: 1 2 5 10 17 34 85 170 421 842 2105 2797 4210 5594 7157 13985 14314 27970 35785 47549 71570 95098 100459 200918 237745 475490 502295 1004590 1177537 1707803 2355074 3415606 5887685 8539015 11775370 17078030 20018129 40036258 42293239 84586478 100090645 200181290 211466195 280983823 422932390 561967646 718985063 1404919115 1437970126 2809838230 3594925315 4776724991 7189850630 9553449982 23883624955 47767249910 118294189483 236588378966 591470947415 1182941894830 2011001221211 4022002442422 10055006106055 20110012212110