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10201202201 = 19976178971
BaseRepresentation
bin10011000000000100…
…11111111000011001
3222022221100202122202
421200002133320121
5131343001432301
64404131055545
7510536534201
oct114002377031
928287322582
1010201202201
114365349223
121b884415b5
13c675a5a28
146cab79401
153ea8a366b
hex26009fe19

10201202201 has 16 divisors (see below), whose sum is σ = 10867604160. Its totient is φ = 9548098560.

The previous prime is 10201202171. The next prime is 10201202227. The reversal of 10201202201 is 10220210201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10201202201 - 226 = 10134093337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201202261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1132646 + ... + 1141616.

It is an arithmetic number, because the mean of its divisors is an integer number (679225260).

Almost surely, 210201202201 is an apocalyptic number.

It is an amenable number.

10201202201 is a deficient number, since it is larger than the sum of its proper divisors (666401959).

10201202201 is an equidigital number, since it uses as much as digits as its factorization.

10201202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9704.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10201202201 its reverse (10220210201), we get a palindrome (20421412402).

The spelling of 10201202201 in words is "ten billion, two hundred one million, two hundred two thousand, two hundred one".

Divisors: 1 19 97 617 1843 8971 11723 59849 170449 870187 1137131 5535107 16533553 105167033 536905379 10201202201