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12000220241 = 191670337813
BaseRepresentation
bin10110010110100010…
…01101010001010001
31010222022112100110112
423023101031101101
5144034024021431
65302434211105
7603243121562
oct131321152121
933868470415
1012000220241
1150a88a2099
1223aaa23a95
131193210b49
1481ba78169
154a37b5c2b
hex2cb44d451

12000220241 has 8 divisors (see below), whose sum is σ = 12632901120. Its totient is φ = 11367648432.

The previous prime is 12000220231. The next prime is 12000220301. The reversal of 12000220241 is 14202200021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12000220241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000220231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298451 + ... + 336263.

It is an arithmetic number, because the mean of its divisors is an integer number (1579112640).

Almost surely, 212000220241 is an apocalyptic number.

It is an amenable number.

12000220241 is a deficient number, since it is larger than the sum of its proper divisors (632680879).

12000220241 is a wasteful number, since it uses less digits than its factorization.

12000220241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54535.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12000220241 its reverse (14202200021), we get a palindrome (26202420262).

The spelling of 12000220241 in words is "twelve billion, two hundred twenty thousand, two hundred forty-one".

Divisors: 1 19 16703 37813 317357 718447 631590539 12000220241