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220122010122220 = 22511006100506111
BaseRepresentation
bin110010000011001100100110…
…001110000111011111101100
31001212101110101100122222000201
4302003030212032013133230
5212322434334042402340
62100054353324003244
764236201420302443
oct6203144616073754
91055343340588021
10220122010122220
1164157247166038
1220831153990524
1395a95550396bb
143c4dd68159d5a
151a6ad2a5dc79a
hexc833263877ec

220122010122220 has 12 divisors (see below), whose sum is σ = 462256221256704. Its totient is φ = 88048804048880.

The previous prime is 220122010122137. The next prime is 220122010122269. The reversal of 220122010122220 is 22221010221022.

220122010122220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5503050253036 + ... + 5503050253075.

It is an arithmetic number, because the mean of its divisors is an integer number (38521351771392).

Almost surely, 2220122010122220 is an apocalyptic number.

220122010122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122010122220 is an abundant number, since it is smaller than the sum of its proper divisors (242134211134484).

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

220122010122220 is a wasteful number, since it uses less digits than its factorization.

220122010122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006100506120 (or 11006100506118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220122010122220 its reverse (22221010221022), we get a palindrome (242343020343242).

The spelling of 220122010122220 in words is "two hundred twenty trillion, one hundred twenty-two billion, ten million, one hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 11006100506111 22012201012222 44024402024444 55030502530555 110061005061110 220122010122220