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2220220210220 = 2251492632832853
BaseRepresentation
bin100000010011101111011…
…011111101110000101100
321212020202222000122100022
4200103233123331300230
5242334002333211340
64415542144221312
7316256061256205
oct40235733756054
97766688018308
102220220210220
11786654478221
122ba36330a838
1313149aa7047c
14796601ba5ac
153cb466ba3b5
hex204ef6fdc2c

2220220210220 has 48 divisors (see below), whose sum is σ = 4711602772800. Its totient is φ = 878773353216.

The previous prime is 2220220210193. The next prime is 2220220210231. The reversal of 2220220210220 is 220120220222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632687 + ... + 2200166.

It is an arithmetic number, because the mean of its divisors is an integer number (98158391100).

Almost surely, 22220220210220 is an apocalyptic number.

2220220210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220220210220 is an abundant number, since it is smaller than the sum of its proper divisors (2491382562580).

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

2220220210220 is a wasteful number, since it uses less digits than its factorization.

2220220210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833274 (or 2833272 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2220220210220 its reverse (220120220222), we get a palindrome (2440340430442).

The spelling of 2220220210220 in words is "two trillion, two hundred twenty billion, two hundred twenty million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 149 263 298 526 596 745 1052 1315 1490 2630 2980 5260 39187 78374 156748 195935 391870 783740 2832853 5665706 11331412 14164265 28328530 56657060 422095097 745040339 844190194 1490080678 1688380388 2110475485 2980161356 3725201695 4220950970 7450403390 8441901940 14900806780 111011010511 222022021022 444044042044 555055052555 1110110105110 2220220210220