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111001001109 = 32337143330341
BaseRepresentation
bin110011101100000101…
…1001101110010010101
3101121111211222002202020
41213120023031302111
53304312224013414
6122554304403353
711006464641015
oct1473013156225
9347454862666
10111001001109
1143091198059
121961a016559
13a60c9c795b
145530111c45
152d49e257a9
hex19d82cdc95

111001001109 has 32 divisors (see below), whose sum is σ = 158726041344. Its totient is φ = 68819857920.

The previous prime is 111001001081. The next prime is 111001001117. The reversal of 111001001109 is 901100100111.

It is not a de Polignac number, because 111001001109 - 29 = 111001000597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001001119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3643279 + ... + 3673619.

It is an arithmetic number, because the mean of its divisors is an integer number (4960188792).

Almost surely, 2111001001109 is an apocalyptic number.

It is an amenable number.

111001001109 is a deficient number, since it is larger than the sum of its proper divisors (47725040235).

111001001109 is a wasteful number, since it uses less digits than its factorization.

111001001109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31837.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 111001001109 in words is "one hundred eleven billion, one million, one thousand, one hundred nine".

Divisors: 1 3 23 37 69 111 851 1433 2553 4299 30341 32959 53021 91023 98877 159063 697843 1122617 1219483 2093529 3367851 3658449 25820191 43478653 77460573 130435959 1000009019 1608710161 3000027057 4826130483 37000333703 111001001109