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12201211195 = 5712484079
BaseRepresentation
bin10110101110011111…
…11011010100111011
31011111022201202012221
423113033323110323
5144442002224240
65334414144511
7611233404205
oct132717732473
934438652187
1012201211195
1151a12a1618
1224461b2137
1311c5a541c4
1483a637775
154b6268a4a
hex2d73fb53b

12201211195 has 12 divisors (see below), whose sum is σ = 14850606240. Its totient is φ = 9623470640.

The previous prime is 12201211159. The next prime is 12201211199. The reversal of 12201211195 is 59111210221.

It is a de Polignac number, because none of the positive numbers 2k-12201211195 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201211199) 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 11 ways as a sum of consecutive naturals, for example, 216835 + ... + 267244.

It is an arithmetic number, because the mean of its divisors is an integer number (1237550520).

Almost surely, 212201211195 is an apocalyptic number.

12201211195 is a deficient number, since it is larger than the sum of its proper divisors (2649395045).

12201211195 is an frugal number, since it uses more digits than its factorization.

12201211195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484226 (or 484155 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 12201211195 in words is "twelve billion, two hundred one million, two hundred eleven thousand, one hundred ninety-five".

Divisors: 1 5 71 355 5041 25205 484079 2420395 34369609 171848045 2440242239 12201211195