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12321033122 = 243143267827
BaseRepresentation
bin10110111100110010…
…00000101110100010
31011210200012100000002
423132121000232202
5200213141024442
65354334300002
7614220024236
oct133631005642
934720170002
1012321033122
1152529a1602
12247a357602
131214818058
1484c5085c6
154c1a36732
hex2de640ba2

12321033122 has 8 divisors (see below), whose sum is σ = 18911353296. Its totient is φ = 6017248692.

The previous prime is 12321033121. The next prime is 12321033149. The reversal of 12321033122 is 22133012321.

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

It is a junction number, because it is equal to n+sod(n) for n = 12321033094 and 12321033103.

It is not an unprimeable number, because it can be changed into a prime (12321033121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71633828 + ... + 71633999.

It is an arithmetic number, because the mean of its divisors is an integer number (2363919162).

Almost surely, 212321033122 is an apocalyptic number.

12321033122 is a deficient number, since it is larger than the sum of its proper divisors (6590320174).

12321033122 is a wasteful number, since it uses less digits than its factorization.

12321033122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143267872.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12321033122 its reverse (22133012321), we get a palindrome (34454045443).

The spelling of 12321033122 in words is "twelve billion, three hundred twenty-one million, thirty-three thousand, one hundred twenty-two".

Divisors: 1 2 43 86 143267827 286535654 6160516561 12321033122