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11100110210020 = 2251347908355991
BaseRepresentation
bin1010000110000111001000…
…1000000100001111100100
31110022011022202200021021201
42201201302020010033210
52423331011203210040
635335153100452244
72223646036006666
oct241416210041744
943264282607251
1011100110210020
11359a59191a477
1212b333854a084
13626974a10610
142a53690c4536
15143b15413a9a
hexa18722043e4

11100110210020 has 48 divisors (see below), whose sum is σ = 25637439518208. Its totient is φ = 4011300051840.

The previous prime is 11100110210003. The next prime is 11100110210041. The reversal of 11100110210020 is 2001201100111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 11100110209979 and 11100110210006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454165776 + ... + 454190215.

It is an arithmetic number, because the mean of its divisors is an integer number (534113323296).

Almost surely, 211100110210020 is an apocalyptic number.

11100110210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100110210020 is an abundant number, since it is smaller than the sum of its proper divisors (14537329308188).

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

11100110210020 is a wasteful number, since it uses less digits than its factorization.

11100110210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908356060 (or 908356058 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11100110210020 its reverse (2001201100111), we get a palindrome (13101311310131).

The spelling of 11100110210020 in words is "eleven trillion, one hundred billion, one hundred ten million, two hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 47 52 65 94 130 188 235 260 470 611 940 1222 2444 3055 6110 12220 908355991 1816711982 3633423964 4541779955 9083559910 11808627883 18167119820 23617255766 42692731577 47234511532 59043139415 85385463154 118086278830 170770926308 213463657885 236172557660 426927315770 555005510501 853854631540 1110011021002 2220022042004 2775027552505 5550055105010 11100110210020