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2010221020220 = 2257210253200063
BaseRepresentation
bin11101010000001010100…
…000101000010000111100
321010011201202111110211112
4131100022200220100330
5230413413040121340
64135252140541152
7265143102512600
oct35201240502074
97104652443745
102010221020220
117055913a5636
12285716b517b8
13117741c8872a
146d41c107500
1537455498065
hex1d40a82843c

2010221020220 has 72 divisors (see below), whose sum is σ = 4911186276864. Its totient is φ = 689147969664.

The previous prime is 2010221020211. The next prime is 2010221020237. The reversal of 2010221020220 is 220201220102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2010221020195 and 2010221020204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9947909 + ... + 10147971.

It is an arithmetic number, because the mean of its divisors is an integer number (68210920512).

Almost surely, 22010221020220 is an apocalyptic number.

2010221020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010221020220 is an abundant number, since it is smaller than the sum of its proper divisors (2900965256644).

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

2010221020220 is a wasteful number, since it uses less digits than its factorization.

2010221020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210339 (or 210330 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2010221020220 its reverse (220201220102), we get a palindrome (2230422240322).

The spelling of 2010221020220 in words is "two trillion, ten billion, two hundred twenty-one million, twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 10253 20506 41012 51265 71771 102530 143542 200063 205060 287084 358855 400126 502397 717710 800252 1000315 1004794 1400441 1435420 2000630 2009588 2511985 2800882 4001260 5023970 5601764 7002205 9803087 10047940 14004410 19606174 28008820 39212348 49015435 98030870 196061740 2051245939 4102491878 8204983756 10256229695 14358721573 20512459390 28717443146 41024918780 57434886292 71793607865 100511051011 143587215730 201022102022 287174431460 402044204044 502555255055 1005110510110 2010221020220