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2201020110220 = 225293979558847
BaseRepresentation
bin100000000001110111000…
…001011001010110001100
321210102012212122111121111
4200001313001121112030
5242030142122011340
64403045031341404
7315006221151241
oct40016701312614
97712185574544
102201020110220
117794a1520988
122b66a5221864
1312c72b012059
147875c2355c8
153c3c0ca6aea
hex2007705958c

2201020110220 has 48 divisors (see below), whose sum is σ = 4793571095040. Its totient is φ = 847907875584.

The previous prime is 2201020110203. The next prime is 2201020110221. The reversal of 2201020110220 is 220110201022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201020110220.

It is not an unprimeable number, because it can be changed into a prime (2201020110221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4549164 + ... + 5009683.

It is an arithmetic number, because the mean of its divisors is an integer number (99866064480).

Almost surely, 22201020110220 is an apocalyptic number.

2201020110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201020110220 is an abundant number, since it is smaller than the sum of its proper divisors (2592550984820).

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

2201020110220 is a wasteful number, since it uses less digits than its factorization.

2201020110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9559282 (or 9559280 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2201020110220 its reverse (220110201022), we get a palindrome (2421130311242).

The spelling of 2201020110220 in words is "two trillion, two hundred one billion, twenty million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 397 580 794 1588 1985 3970 7940 11513 23026 46052 57565 115130 230260 9558847 19117694 38235388 47794235 95588470 191176940 277206563 554413126 1108826252 1386032815 2772065630 3794862259 5544131260 7589724518 15179449036 18974311295 37948622590 75897245180 110051005511 220102011022 440204022044 550255027555 1100510055110 2201020110220