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2110112220100 = 2252195933315651
BaseRepresentation
bin11110101101001100011…
…111010100001111000100
321110201120100102012101011
4132231030133110033010
5234033002212020400
64253212220012004
7305310355634563
oct36551437241704
97421510365334
102110112220100
11743991379585
122a0b54391004
13123ca1092cb1
14741b6925bda
1539d4ed908ba
hex1eb4c7d43c4

2110112220100 has 144 divisors (see below), whose sum is σ = 4903973625600. Its totient is φ = 785693520000.

The previous prime is 2110112220079. The next prime is 2110112220107. The reversal of 2110112220100 is 10222110112.

It is not an unprimeable number, because it can be changed into a prime (2110112220107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373402275 + ... + 373407925.

It is an arithmetic number, because the mean of its divisors is an integer number (34055372400).

Almost surely, 22110112220100 is an apocalyptic number.

2110112220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2110112220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451986812800).

2110112220100 is an abundant number, since it is smaller than the sum of its proper divisors (2793861405500).

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

2110112220100 is a wasteful number, since it uses less digits than its factorization.

2110112220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9074 (or 9067 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2110112220100 its reverse (10222110112), we get a palindrome (2120334330212).

The spelling of 2110112220100 in words is "two trillion, one hundred ten billion, one hundred twelve million, two hundred twenty thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 59 76 95 100 118 190 236 295 380 475 590 950 1121 1180 1475 1900 2242 2950 3331 4484 5605 5651 5900 6662 11210 11302 13324 16655 22420 22604 28025 28255 33310 56050 56510 63289 66620 83275 107369 112100 113020 126578 141275 166550 196529 214738 253156 282550 316445 333100 333409 393058 429476 536845 565100 632890 666818 786116 982645 1073690 1265780 1333636 1582225 1667045 1965290 2147380 2684225 3164450 3334090 3734051 3930580 4913225 5368450 6328900 6334771 6668180 7468102 8335225 9826450 10736900 12669542 14936204 16670450 18670255 18823481 19652900 25339084 31673855 33340900 37340510 37646962 63347710 74681020 75293924 93351275 94117405 126695420 158369275 186702550 188234810 316738550 357646139 373405100 376469620 470587025 633477100 715292278 941174050 1110585379 1430584556 1788230695 1882348100 2221170758 3576461390 4442341516 5552926895 7152922780 8941153475 11105853790 17882306950 21101122201 22211707580 27764634475 35764613900 42202244402 55529268950 84404488804 105505611005 111058537900 211011222010 422022444020 527528055025 1055056110050 2110112220100