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12220211010201 = 371793112335133
BaseRepresentation
bin1011000111010011110101…
…0101100001101010011001
31121021020111111221111010020
42301310331111201222121
53100203443004311301
641553515404141053
72400611135505345
oct261647525415231
947236444844106
1012220211010201
113991620598117
121454437b37789
136a849002729c
14303665dd2625
15162d208e2436
hexb1d3d561a99

12220211010201 has 32 divisors (see below), whose sum is σ = 16786064056320. Its totient is φ = 7904888846400.

The previous prime is 12220211010191. The next prime is 12220211010223. The reversal of 12220211010201 is 10201011202221.

It is not a de Polignac number, because 12220211010201 - 219 = 12220210485913 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12220211010901) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4065631 + ... + 6400763.

It is an arithmetic number, because the mean of its divisors is an integer number (524564501760).

Almost surely, 212220211010201 is an apocalyptic number.

It is an amenable number.

12220211010201 is a deficient number, since it is larger than the sum of its proper divisors (4565853046119).

12220211010201 is a wasteful number, since it uses less digits than its factorization.

12220211010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335597.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12220211010201 its reverse (10201011202221), we get a palindrome (22421222212422).

The spelling of 12220211010201 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, ten thousand, two hundred one".

Divisors: 1 3 71 79 213 237 311 933 5609 16827 22081 24569 66243 73707 1744399 2335133 5233197 7005399 165794443 184475507 497383329 553426521 726226363 2178679089 13097760997 39293282991 51562071773 57371882677 154686215319 172115648031 4073403670067 12220211010201