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201001200002020 = 22511934197809851
BaseRepresentation
bin101101101100111100111101…
…001000000010001111100100
3222100200112020020001220100201
4231230330331020002033210
5202321200424200031040
61551254402044120244
760223600054030645
oct5554747510021744
9870615206056321
10201001200002020
1159055148346550
121a663467236084
13882044104ca92
14378c71d59b6cc
151838780d41a9a
hexb6cf3d2023e4

201001200002020 has 48 divisors (see below), whose sum is σ = 460524777241536. Its totient is φ = 73083519920000.

The previous prime is 201001200001913. The next prime is 201001200002039. The reversal of 201001200002020 is 20200002100102.

201001200002020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 201001200001988 and 201001200002006.

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, 46849906 + ... + 50959945.

It is an arithmetic number, because the mean of its divisors is an integer number (9594266192532).

Almost surely, 2201001200002020 is an apocalyptic number.

201001200002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201001200002020 is an abundant number, since it is smaller than the sum of its proper divisors (259523577239516).

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

201001200002020 is a wasteful number, since it uses less digits than its factorization.

201001200002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97819212 (or 97819210 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 201001200002020 its reverse (20200002100102), we get a palindrome (221201202102122).

The spelling of 201001200002020 in words is "two hundred one trillion, one billion, two hundred million, two thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 9341 18682 37364 46705 93410 102751 186820 205502 411004 513755 1027510 2055020 97809851 195619702 391239404 489049255 978098510 1075908361 1956197020 2151816722 4303633444 5379541805 10759083610 21518167220 913641818191 1827283636382 3654567272764 4568209090955 9136418181910 10050060000101 18272836363820 20100120000202 40200240000404 50250300000505 100500600001010 201001200002020