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2022102100205 = 511217196606913
BaseRepresentation
bin11101011011001110101…
…011010110100011101101
321011022101202211212120222
4131123032223112203231
5231112231114201310
64144535121421125
7266043401154005
oct35331653264355
97138352755528
102022102100205
1170a628a12900
12287a91a9a7a5
131188b65b3a85
146dc2800b005
15378ed578055
hex1d6cead68ed

2022102100205 has 24 divisors (see below), whose sum is σ = 2824061712696. Its totient is φ = 1384112660480.

The previous prime is 2022102100153. The next prime is 2022102100219. The reversal of 2022102100205 is 5020012012202.

It can be written as a sum of positive squares in 4 ways, for example, as 34244612809 + 1987857487396 = 185053^2 + 1409914^2 .

It is not a de Polignac number, because 2022102100205 - 220 = 2022101051629 is a prime.

It is a super-2 number, since 2×20221021002052 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

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, 98293172 + ... + 98313741.

It is an arithmetic number, because the mean of its divisors is an integer number (117669238029).

Almost surely, 22022102100205 is an apocalyptic number.

It is an amenable number.

2022102100205 is a deficient number, since it is larger than the sum of its proper divisors (801959612491).

2022102100205 is a wasteful number, since it uses less digits than its factorization.

2022102100205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196606957 (or 196606946 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 2022102100205 its reverse (5020012012202), we get a palindrome (7042114112407).

The spelling of 2022102100205 in words is "two trillion, twenty-two billion, one hundred two million, one hundred thousand, two hundred five".

Divisors: 1 5 11 17 55 85 121 187 605 935 2057 10285 196606913 983034565 2162676043 3342317521 10813380215 16711587605 23789436473 36765492731 118947182365 183827463655 404420420041 2022102100205