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2112202102110 = 235194552381401
BaseRepresentation
bin11110101111001001000…
…011100101010101011110
321110220221222220012112120
4132233021003211111132
5234101242214231420
64254155433243410
7305413223431212
oct36571103452536
97426858805476
102112202102110
117448640268a1
122a1438263566
1312424504a679
14743342da942
1539e235a9d40
hex1ebc90e555e

2112202102110 has 64 divisors (see below), whose sum is σ = 5336272293120. Its totient is φ = 533590675200.

The previous prime is 2112202102099. The next prime is 2112202102141. The reversal of 2112202102110 is 112012022112.

It is a super-2 number, since 2×21122021021102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2112202102110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25907410 + ... + 25988810.

It is an arithmetic number, because the mean of its divisors is an integer number (83379254580).

Almost surely, 22112202102110 is an apocalyptic number.

2112202102110 is an abundant number, since it is smaller than the sum of its proper divisors (3224070191010).

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

2112202102110 is a wasteful number, since it uses less digits than its factorization.

2112202102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126953.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2112202102110 its reverse (112012022112), we get a palindrome (2224214124222).

The spelling of 2112202102110 in words is "two trillion, one hundred twelve billion, two hundred two million, one hundred two thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 45523 81401 91046 136569 162802 227615 244203 273138 407005 455230 488406 682845 814010 864937 1221015 1365690 1546619 1729874 2442030 2594811 3093238 4324685 4639857 5189622 7733095 8649370 9279714 12974055 15466190 23199285 25948110 46398570 3705617723 7411235446 11116853169 18528088615 22233706338 37056177230 55584265845 70406736737 111168531690 140813473474 211220210211 352033683685 422440420422 704067367370 1056101051055 2112202102110