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2212101201 = 319471077717
BaseRepresentation
bin1000001111011001…
…1111110001010001
312201011110101101010
42003312133301101
514012244214301
61003301001133
7105550356432
oct20366376121
95634411333
102212101201
11a35745412
125189b31a9
132933aa72b
1416db0b489
15ce30c5d6
hex83d9fc51

2212101201 has 32 divisors (see below), whose sum is σ = 3200808960. Its totient is φ = 1354435776.

The previous prime is 2212101187. The next prime is 2212101209. The reversal of 2212101201 is 1021012122.

It is not a de Polignac number, because 2212101201 - 215 = 2212068433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212101209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282795 + ... + 290511.

It is an arithmetic number, because the mean of its divisors is an integer number (100025280).

Almost surely, 22212101201 is an apocalyptic number.

It is an amenable number.

2212101201 is a deficient number, since it is larger than the sum of its proper divisors (988707759).

2212101201 is a wasteful number, since it uses less digits than its factorization.

2212101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7893.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2212101201 is about 47032.9799289817. The cubic root of 2212101201 is about 1302.9717421843.

Adding to 2212101201 its reverse (1021012122), we get a palindrome (3233113323).

The spelling of 2212101201 in words is "two billion, two hundred twelve million, one hundred one thousand, two hundred one".

Divisors: 1 3 19 47 57 107 141 321 893 2033 2679 5029 6099 7717 15087 23151 95551 146623 286653 362699 439869 825719 1088097 2477157 6891281 15688661 20673843 38808793 47065983 116426379 737367067 2212101201