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2110202002220 = 2251322327144353
BaseRepresentation
bin11110101101010001110…
…101110011101100101100
321110201210121100121021212
4132231101311303230230
5234033143203032340
64253225144213552
7305312526032204
oct36552165635454
97421717317255
102110202002220
11743a28021184
122a0b7a46a2b8
13123cb6869a00
14741c4817404
1539d57bc7a65
hex1eb51d73b2c

2110202002220 has 72 divisors (see below), whose sum is σ = 5007156116256. Its totient is φ = 745275328512.

The previous prime is 2110202002217. The next prime is 2110202002303. The reversal of 2110202002220 is 222002020112.

It is a junction number, because it is equal to n+sod(n) for n = 2110202002195 and 2110202002204.

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, 13494437 + ... + 13649916.

It is an arithmetic number, because the mean of its divisors is an integer number (69543834948).

Almost surely, 22110202002220 is an apocalyptic number.

2110202002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110202002220 is an abundant number, since it is smaller than the sum of its proper divisors (2896954114036).

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

2110202002220 is a wasteful number, since it uses less digits than its factorization.

2110202002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27144411 (or 27144396 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2110202002220 its reverse (222002020112), we get a palindrome (2332204022332).

The spelling of 2110202002220 in words is "two trillion, one hundred ten billion, two hundred two million, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 23 26 46 52 65 92 115 130 169 230 260 299 338 460 598 676 845 1196 1495 1690 2990 3380 3887 5980 7774 15548 19435 38870 77740 27144353 54288706 108577412 135721765 271443530 352876589 542887060 624320119 705753178 1248640238 1411506356 1764382945 2497280476 3121600595 3528765890 4587395657 6243201190 7057531780 8116161547 9174791314 12486402380 16232323094 18349582628 22936978285 32464646188 40580807735 45873956570 81161615470 91747913140 105510100111 162323230940 211020200222 422040400444 527550500555 1055101001110 2110202002220