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303001000121 = 19232923909177
BaseRepresentation
bin1000110100011000100…
…01000101100010111001
31001222002122211121222202
410122030101011202321
514431021224000441
6351110254555545
730614435002001
oct4321421054271
91058078747882
10303001000121
11107558190096
124a882508bb5
132275a7a3421
1410945929001
157d35d9e19b
hex468c4458b9

303001000121 has 16 divisors (see below), whose sum is σ = 344292163200. Its totient is φ = 265104943488.

The previous prime is 303001000117. The next prime is 303001000139. The reversal of 303001000121 is 121000100303.

It is a cyclic number.

It is not a de Polignac number, because 303001000121 - 22 = 303001000117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (303001000111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11941916 + ... + 11967261.

It is an arithmetic number, because the mean of its divisors is an integer number (21518260200).

Almost surely, 2303001000121 is an apocalyptic number.

It is an amenable number.

303001000121 is a deficient number, since it is larger than the sum of its proper divisors (41291163079).

303001000121 is a wasteful number, since it uses less digits than its factorization.

303001000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23909248.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 303001000121 its reverse (121000100303), we get a palindrome (424001100424).

The spelling of 303001000121 in words is "three hundred three billion, one million, one hundred twenty-one", and thus it is an aban number.

Divisors: 1 19 23 29 437 551 667 12673 23909177 454274363 549911071 693366133 10448310349 13173956527 15947421059 303001000121