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2002212000220 = 225683772318979
BaseRepresentation
bin11101001000101101001…
…000101001000111011100
321002102001121010002211011
4131020231020221013130
5230301012233001340
64131445315505004
7264440452124215
oct35105510510734
97072047102734
102002212000220
11702151527343
122840608b8164
13116a66907b43
146cc9c57240c
15371372ba0ea
hex1d22d2291dc

2002212000220 has 48 divisors (see below), whose sum is σ = 4211568466560. Its totient is φ = 799566520896.

The previous prime is 2002212000209. The next prime is 2002212000233. The reversal of 2002212000220 is 220002122002.

It is a self number, because there is not a number n which added to its sum of digits gives 2002212000220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105486691 + ... + 105505669.

It is an arithmetic number, because the mean of its divisors is an integer number (87741009720).

Almost surely, 22002212000220 is an apocalyptic number.

2002212000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002212000220 is an abundant number, since it is smaller than the sum of its proper divisors (2209356466340).

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

2002212000220 is a wasteful number, since it uses less digits than its factorization.

2002212000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27394 (or 27392 counting only the distinct ones).

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

Adding to 2002212000220 its reverse (220002122002), we get a palindrome (2222214122222).

The spelling of 2002212000220 in words is "two trillion, two billion, two hundred twelve million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 683 1366 2732 3415 6830 7723 13660 15446 18979 30892 37958 38615 75916 77230 94895 154460 189790 379580 5274809 10549618 12962657 21099236 25925314 26374045 51850628 52748090 64813285 105496180 129626570 146574817 259253140 293149634 586299268 732874085 1465748170 2931496340 100110600011 200221200022 400442400044 500553000055 1001106000110 2002212000220