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10020201021110 = 257261335235899
BaseRepresentation
bin1001000111010000001010…
…0001011011111010110110
31022110220220001000110012102
42101310002201123322312
52303132332430133420
633151114455022102
72052635631240500
oct221640241337266
938426801013172
1010020201021110
1132135a8283195
121159b9506a932
13578b93387157
14268da1dc0d70
151259ad66aa75
hex91d0285beb6

10020201021110 has 48 divisors (see below), whose sum is σ = 21325026070800. Its totient is φ = 3379177851840.

The previous prime is 10020201021097. The next prime is 10020201021113. The reversal of 10020201021110 is 1112010202001.

It is a junction number, because it is equal to n+sod(n) for n = 10020201021091 and 10020201021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020201021113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167588060 + ... + 167647839.

It is an arithmetic number, because the mean of its divisors is an integer number (444271376475).

Almost surely, 210020201021110 is an apocalyptic number.

10020201021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10020201021110 is an abundant number, since it is smaller than the sum of its proper divisors (11304825049690).

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

10020201021110 is a wasteful number, since it uses less digits than its factorization.

10020201021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335235981 (or 335235974 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10020201021110 its reverse (1112010202001), we get a palindrome (11132211223111).

The spelling of 10020201021110 in words is "ten trillion, twenty billion, two hundred one million, twenty-one thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 49 61 70 98 122 245 305 427 490 610 854 2135 2989 4270 5978 14945 29890 335235899 670471798 1676179495 2346651293 3352358990 4693302586 11733256465 16426559051 20449389839 23466512930 32853118102 40898779678 82132795255 102246949195 143145728873 164265590510 204493898390 286291457746 715728644365 1002020102111 1431457288730 2004040204222 5010100510555 10020201021110