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12330321120 = 2533513216889
BaseRepresentation
bin10110111101111000…
…11100010011100000
31011211022200012202000
423132330130103200
5200223030233440
65355305324000
7614362000035
oct133674342340
934738605660
1012330321120
115258165837
122481496600
13121671a800
1484d84538c
154c276d730
hex2def1c4e0

12330321120 has 288 divisors, whose sum is σ = 46733954400. Its totient is φ = 3034976256.

The previous prime is 12330321103. The next prime is 12330321163. The reversal of 12330321120 is 2112303321.

12330321120 is a `hidden beast` number, since 1 + 2 + 330 + 321 + 12 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12330321093 and 12330321102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 721636 + ... + 738524.

It is an arithmetic number, because the mean of its divisors is an integer number (162270675).

Almost surely, 212330321120 is an apocalyptic number.

12330321120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12330321120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23366977200).

12330321120 is an abundant number, since it is smaller than the sum of its proper divisors (34403633280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12330321120 is a wasteful number, since it uses less digits than its factorization.

12330321120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16939 (or 16912 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12330321120 its reverse (2112303321), we get a palindrome (14442624441).

The spelling of 12330321120 in words is "twelve billion, three hundred thirty million, three hundred twenty-one thousand, one hundred twenty".