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12330121 = 43476101
BaseRepresentation
bin101111000010…
…010010001001
3212012102202011
4233002102021
511124030441
61120135521
7206542606
oct57022211
925172664
1012330121
116a61891
1241675a1
13272933b
1418cd6ad
151138581
hexbc2489

12330121 has 8 divisors (see below), whose sum is σ = 12887424. Its totient is φ = 11785200.

The previous prime is 12330103. The next prime is 12330161. The reversal of 12330121 is 12103321.

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

It is a cyclic number.

It is not a de Polignac number, because 12330121 - 213 = 12321929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12330161) 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, 1030 + ... + 5071.

It is an arithmetic number, because the mean of its divisors is an integer number (1610928).

Almost surely, 212330121 is an apocalyptic number.

It is an amenable number.

12330121 is a deficient number, since it is larger than the sum of its proper divisors (557303).

12330121 is an equidigital number, since it uses as much as digits as its factorization.

12330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6191.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 12330121 is about 3511.4272027197. The cubic root of 12330121 is about 231.0232980630.

Adding to 12330121 its reverse (12103321), we get a palindrome (24433442).

The spelling of 12330121 in words is "twelve million, three hundred thirty thousand, one hundred twenty-one".

Divisors: 1 43 47 2021 6101 262343 286747 12330121