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2002020120220 = 2258310631134559
BaseRepresentation
bin11101001000100001101…
…100101011011010011100
321002101120020001120221111
4131020201230223122130
5230300114122321340
64131414303111404
7264432632146261
oct35104154533234
97071506046844
102002020120220
1170206319002a
122840085a2564
13116a35c34793
146cc80ca5268
1537125516aea
hex1d221b2b69c

2002020120220 has 48 divisors (see below), whose sum is σ = 4258902251520. Its totient is φ = 790414790976.

The previous prime is 2002020120203. The next prime is 2002020120253. The reversal of 2002020120220 is 220210202002.

It is a self number, because there is not a number n which added to its sum of digits gives 2002020120220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1197301 + ... + 2331859.

It is an arithmetic number, because the mean of its divisors is an integer number (88727130240).

Almost surely, 22002020120220 is an apocalyptic number.

2002020120220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002020120220 is an abundant number, since it is smaller than the sum of its proper divisors (2256882131300).

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

2002020120220 is a wasteful number, since it uses less digits than its factorization.

2002020120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135714 (or 1135712 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2002020120220 its reverse (220210202002), we get a palindrome (2222230322222).

The spelling of 2002020120220 in words is "two trillion, two billion, twenty million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 83 166 332 415 830 1063 1660 2126 4252 5315 10630 21260 88229 176458 352916 441145 882290 1134559 1764580 2269118 4538236 5672795 11345590 22691180 94168397 188336794 376673588 470841985 941683970 1206036217 1883367940 2412072434 4824144868 6030181085 12060362170 24120724340 100101006011 200202012022 400404024044 500505030055 1001010060110 2002020120220