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12110121201 = 331373519361
BaseRepresentation
bin10110100011101000…
…11100100011110001
31011020222022220020110
423101310130203301
5144300142334301
65321401531533
7606046221543
oct132164344361
934228286213
1012110121201
115154936332
12241b7a3ba9
1311acc100b9
1482c4c5693
154ad2740d6
hex2d1d1c8f1

12110121201 has 16 divisors (see below), whose sum is σ = 17118176768. Its totient is φ = 7601817600.

The previous prime is 12110121193. The next prime is 12110121227. The reversal of 12110121201 is 10212101121.

12110121201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12110121201 - 23 = 12110121193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110121271) 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 15 ways as a sum of consecutive naturals, for example, 1756240 + ... + 1763121.

It is an arithmetic number, because the mean of its divisors is an integer number (1069886048).

Almost surely, 212110121201 is an apocalyptic number.

It is an amenable number.

12110121201 is a deficient number, since it is larger than the sum of its proper divisors (5008055567).

12110121201 is a wasteful number, since it uses less digits than its factorization.

12110121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519432.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12110121201 its reverse (10212101121), we get a palindrome (22322222322).

The spelling of 12110121201 in words is "twelve billion, one hundred ten million, one hundred twenty-one thousand, two hundred one".

Divisors: 1 3 31 37 93 111 1147 3441 3519361 10558083 109100191 130216357 327300573 390649071 4036707067 12110121201