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2002110220 = 225119100501
BaseRepresentation
bin111011101010101…
…1100011100001100
312011112022201220101
41313111130130030
513100020011340
6530400100444
7100420441015
oct16725343414
95145281811
102002110220
11938159050
1247a604724
1325ba35a06
1414dc8800c
15bab7cc9a
hex7755c70c

2002110220 has 24 divisors (see below), whose sum is σ = 4586653008. Its totient is φ = 728040000.

The previous prime is 2002110211. The next prime is 2002110221. The reversal of 2002110220 is 220112002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2002110197 and 2002110206.

It is not an unprimeable number, because it can be changed into a prime (2002110221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4550031 + ... + 4550470.

It is an arithmetic number, because the mean of its divisors is an integer number (191110542).

Almost surely, 22002110220 is an apocalyptic number.

2002110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002110220 is an abundant number, since it is smaller than the sum of its proper divisors (2584542788).

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

2002110220 is a wasteful number, since it uses less digits than its factorization.

2002110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9100521 (or 9100519 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2002110220 is about 44744.9463068177. The cubic root of 2002110220 is about 1260.3640125729.

Adding to 2002110220 its reverse (220112002), we get a palindrome (2222222222).

The spelling of 2002110220 in words is "two billion, two million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 9100501 18201002 36402004 45502505 91005010 100105511 182010020 200211022 400422044 500527555 1001055110 2002110220