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10201302220 = 22513719718899
BaseRepresentation
bin10011000000000101…
…11000010011001100
3222022221112211212011
421200002320103030
5131343013132340
64404133151004
7510540431614
oct114002702314
928287484764
1010201302220
11436540738a
121b8848b464
13c6760c405
146caba3a44
153ea8c30ea
hex2600b84cc

10201302220 has 48 divisors (see below), whose sum is σ = 21689791200. Its totient is φ = 4029960704.

The previous prime is 10201302203. The next prime is 10201302239. The reversal of 10201302220 is 2220310201.

It is a self number, because there is not a number n which added to its sum of digits gives 10201302220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530331 + ... + 549229.

It is an arithmetic number, because the mean of its divisors is an integer number (451870650).

Almost surely, 210201302220 is an apocalyptic number.

10201302220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201302220 is an abundant number, since it is smaller than the sum of its proper divisors (11488488980).

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

10201302220 is a wasteful number, since it uses less digits than its factorization.

10201302220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19242 (or 19240 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 10201302220 its reverse (2220310201), we get a palindrome (12421612421).

The spelling of 10201302220 in words is "ten billion, two hundred one million, three hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 137 197 274 394 548 685 788 985 1370 1970 2740 3940 18899 26989 37798 53978 75596 94495 107956 134945 188990 269890 377980 539780 2589163 3723103 5178326 7446206 10356652 12945815 14892412 18615515 25891630 37231030 51783260 74462060 510065111 1020130222 2040260444 2550325555 5100651110 10201302220