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2012201202 = 2311271103379
BaseRepresentation
bin111011111101111…
…1100000011110010
312012020022102010110
41313323330003302
513110110414302
6531400242150
7100602266544
oct16773740362
95166272113
102012201202
11942920600
12481a70356
13260b59acb
14151353694
15bb9c2b6c
hex77efc0f2

2012201202 has 96 divisors (see below), whose sum is σ = 4541322240. Its totient is φ = 593762400.

The previous prime is 2012201197. The next prime is 2012201237. The reversal of 2012201202 is 2021022102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5309049 + ... + 5309427.

It is an arithmetic number, because the mean of its divisors is an integer number (47305440).

Almost surely, 22012201202 is an apocalyptic number.

2012201202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012201202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2270661120).

2012201202 is an abundant number, since it is smaller than the sum of its proper divisors (2529121038).

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

2012201202 is a wasteful number, since it uses less digits than its factorization.

2012201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580 (or 569 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2012201202 is about 44857.5657163872. The cubic root of 2012201202 is about 1262.4779492538.

Adding to 2012201202 its reverse (2021022102), we get a palindrome (4033223304).

Subtracting 2012201202 from its reverse (2021022102), we obtain a square (8820900 = 29702).

The spelling of 2012201202 in words is "two billion, twelve million, two hundred one thousand, two hundred two".

Divisors: 1 2 3 6 11 22 33 66 71 103 121 142 206 213 242 309 363 379 426 618 726 758 781 1133 1137 1562 2266 2274 2343 3399 4169 4686 6798 7313 8338 8591 12463 12507 14626 17182 21939 24926 25014 25773 26909 37389 39037 43878 45859 51546 53818 74778 78074 80443 80727 91718 117111 137577 160886 161454 234222 241329 275154 295999 429407 482658 591998 858814 884873 887997 1288221 1769746 1775994 2576442 2654619 2771627 3255989 4723477 5309238 5543254 6511978 8314881 9446954 9767967 14170431 16629762 19535934 28340862 30487897 60975794 91463691 182927382 335366867 670733734 1006100601 2012201202