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12330300131 = 63371945763
BaseRepresentation
bin10110111101111000…
…10111001011100011
31011211022122010221122
423132330113023203
5200223024101011
65355305042455
7614361551612
oct133674271343
934738563848
1012330300131
115258150a96
12248148642b
1312167110a6
1484d83b879
154c27673db
hex2def172e3

12330300131 has 4 divisors (see below), whose sum is σ = 12332252232. Its totient is φ = 12328348032.

The previous prime is 12330300109. The next prime is 12330300137. The reversal of 12330300131 is 13100303321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12330300131 - 218 = 12330037987 is a prime.

It is a super-2 number, since 2×123303001312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12330300137) 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, 966545 + ... + 979218.

It is an arithmetic number, because the mean of its divisors is an integer number (3083063058).

Almost surely, 212330300131 is an apocalyptic number.

12330300131 is a deficient number, since it is larger than the sum of its proper divisors (1952101).

12330300131 is an equidigital number, since it uses as much as digits as its factorization.

12330300131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952100.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 12330300131 its reverse (13100303321), we get a palindrome (25430603452).

The spelling of 12330300131 in words is "twelve billion, three hundred thirty million, three hundred thousand, one hundred thirty-one".

Divisors: 1 6337 1945763 12330300131