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12230131321322 = 210160545204561
BaseRepresentation
bin1011000111111000110010…
…1000100000100111101010
31121022012002212202111122122
42301332030220200213222
53100334302104240242
642002240022551242
72401412024661245
oct261761450404752
947265085674578
1012230131321322
113995851323752
121456346298522
136a93b1362b75
14303d2773025c
151632017adad2
hexb1f8ca209ea

12230131321322 has 8 divisors (see below), whose sum is σ = 18526832595972. Its totient is φ = 6054520456000.

The previous prime is 12230131321259. The next prime is 12230131321327. The reversal of 12230131321322 is 22312313103221.

It can be written as a sum of positive squares in 2 ways, for example, as 12202942279441 + 27189041881 = 3493271^2 + 164891^2 .

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

It is a super-2 number, since 2×122301313213222 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12230131321291 and 12230131321300.

It is not an unprimeable number, because it can be changed into a prime (12230131321327) 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, 30272602079 + ... + 30272602482.

Almost surely, 212230131321322 is an apocalyptic number.

12230131321322 is a deficient number, since it is larger than the sum of its proper divisors (6296701274650).

12230131321322 is a wasteful number, since it uses less digits than its factorization.

12230131321322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60545204664.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12230131321322 its reverse (22312313103221), we get a palindrome (34542444424543).

The spelling of 12230131321322 in words is "twelve trillion, two hundred thirty billion, one hundred thirty-one million, three hundred twenty-one thousand, three hundred twenty-two".

Divisors: 1 2 101 202 60545204561 121090409122 6115065660661 12230131321322