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2012301300220 = 225165196090869
BaseRepresentation
bin11101010010000110100…
…000010001000111111100
321010101002201220122111221
4131102012200101013330
5230432143113101340
64140234412323124
7265245462555061
oct35220640210774
97111081818457
102012301300220
11706459694802
12285bb77734a4
131179b3c60743
146d5784dcc68
1537527e1744a
hex1d4868111fc

2012301300220 has 24 divisors (see below), whose sum is σ = 4226089240800. Its totient is φ = 804871660992.

The previous prime is 2012301300187. The next prime is 2012301300253. The reversal of 2012301300220 is 220031032102.

It is an interprime number because it is at equal distance from previous prime (2012301300187) and next prime (2012301300253).

It is a junction number, because it is equal to n+sod(n) for n = 2012301300194 and 2012301300203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2715055 + ... + 3375814.

It is an arithmetic number, because the mean of its divisors is an integer number (176087051700).

Almost surely, 22012301300220 is an apocalyptic number.

2012301300220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012301300220 is an abundant number, since it is smaller than the sum of its proper divisors (2213787940580).

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

2012301300220 is a wasteful number, since it uses less digits than its factorization.

2012301300220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6107397 (or 6107395 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2012301300220 its reverse (220031032102), we get a palindrome (2232332332322).

The spelling of 2012301300220 in words is "two trillion, twelve billion, three hundred one million, three hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 16519 33038 66076 82595 165190 330380 6090869 12181738 24363476 30454345 60908690 121817380 100615065011 201230130022 402460260044 503075325055 1006150650110 2012301300220