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12330220301 = 72251637149
BaseRepresentation
bin10110111101111000…
…00011101100001101
31011211022111002102222
423132330003230031
5200223014022201
65355303225125
7614361100100
oct133674035415
934738432388
1012330220301
1152580a7013
1224814481a5
1312166b3959
1484d81a737
154c274d91b
hex2def03b0d

12330220301 has 6 divisors (see below), whose sum is σ = 14343317550. Its totient is φ = 10568760216.

The previous prime is 12330220267. The next prime is 12330220307. The reversal of 12330220301 is 10302203321.

It can be written as a sum of positive squares in only one way, i.e., 12260247076 + 69973225 = 110726^2 + 8365^2 .

It is not a de Polignac number, because 12330220301 - 26 = 12330220237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12330220301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12330220307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125818526 + ... + 125818623.

It is an arithmetic number, because the mean of its divisors is an integer number (2390552925).

Almost surely, 212330220301 is an apocalyptic number.

It is an amenable number.

12330220301 is a deficient number, since it is larger than the sum of its proper divisors (2013097249).

12330220301 is an equidigital number, since it uses as much as digits as its factorization.

12330220301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251637163 (or 251637156 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12330220301 its reverse (10302203321), we get a palindrome (22632423622).

The spelling of 12330220301 in words is "twelve billion, three hundred thirty million, two hundred twenty thousand, three hundred one".

Divisors: 1 7 49 251637149 1761460043 12330220301