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11210002100 = 22521117358907
BaseRepresentation
bin10100111000010101…
…10000111010110100
31001221020121002221222
422130022300322310
5140424230031400
65052205125512
7544536305603
oct123412607264
931836532858
1011210002100
114832832550
12220a259898
1310985a444b
14784b37a3a
15459222185
hex29c2b0eb4

11210002100 has 72 divisors (see below), whose sum is σ = 26690979168. Its totient is φ = 4052732800.

The previous prime is 11210002099. The next prime is 11210002117. The reversal of 11210002100 is 120001211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160847 + ... + 219753.

It is an arithmetic number, because the mean of its divisors is an integer number (370708044).

Almost surely, 211210002100 is an apocalyptic number.

11210002100 is a gapful number since it is divisible by the number (10) 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 11210002100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13345489584).

11210002100 is an abundant number, since it is smaller than the sum of its proper divisors (15480977068).

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

11210002100 is a wasteful number, since it uses less digits than its factorization.

11210002100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59105 (or 59098 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11210002100 its reverse (120001211), we get a palindrome (11330003311).

The spelling of 11210002100 in words is "eleven billion, two hundred ten million, two thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 173 220 275 346 550 692 865 1100 1730 1903 3460 3806 4325 7612 8650 9515 17300 19030 38060 47575 58907 95150 117814 190300 235628 294535 589070 647977 1178140 1295954 1472675 2591908 2945350 3239885 5890700 6479770 10190911 12959540 16199425 20381822 32398850 40763644 50954555 64797700 101909110 112100021 203818220 224200042 254772775 448400084 509545550 560500105 1019091100 1121000210 2242000420 2802500525 5605001050 11210002100