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220001220200009 = 3125128274157589
BaseRepresentation
bin110010000001011100000110…
…100101001000011001001001
31001211221220121022010010222002
4302001130012211020121021
5212313444444332400014
62055523055412440345
764224364220016023
oct6201340645103111
91054856538103862
10220001220200009
116410aaa2423746
12208118636190b5
13959b0452ba551
143c48189d4d013
151a67b0b100dde
hexc81706948649

220001220200009 has 8 divisors (see below), whose sum is σ = 228002806805760. Its totient is φ = 212056181910000.

The previous prime is 220001220199991. The next prime is 220001220200023. The reversal of 220001220200009 is 900002022100022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220001220200009 - 228 = 220000951764553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220001220200609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14137071014 + ... + 14137086575.

It is an arithmetic number, because the mean of its divisors is an integer number (28500350850720).

Almost surely, 2220001220200009 is an apocalyptic number.

It is an amenable number.

220001220200009 is a deficient number, since it is larger than the sum of its proper divisors (8001586605751).

220001220200009 is a wasteful number, since it uses less digits than its factorization.

220001220200009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28274157871.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 220001220200009 in words is "two hundred twenty trillion, one billion, two hundred twenty million, two hundred thousand, nine".

Divisors: 1 31 251 7781 28274157589 876498885259 7096813554839 220001220200009