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12230323231210 = 257233774064817
BaseRepresentation
bin1011000111111001100000…
…0100100101100111101010
31121022012121020212112112021
42301332120010211213222
53100340200221344320
642002311040135054
72401416545122300
oct261763004454752
947265536775467
1012230323231210
11399593a690467
12145639a60748a
136a9412046a06
14303d45008270
1516321356adaa
hexb1f981259ea

12230323231210 has 48 divisors (see below), whose sum is σ = 25684790104584. Its totient is φ = 4180810733568.

The previous prime is 12230323231207. The next prime is 12230323231213. The reversal of 12230323231210 is 1213232303221.

12230323231210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12230323231207) and next prime (12230323231213).

It can be written as a sum of positive squares in 4 ways, for example, as 11621328726049 + 608994505161 = 3409007^2 + 780381^2 .

It is not an unprimeable number, because it can be changed into a prime (12230323231213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36867279 + ... + 37197538.

Almost surely, 212230323231210 is an apocalyptic number.

12230323231210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12230323231210 is an abundant number, since it is smaller than the sum of its proper divisors (13454466873374).

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

12230323231210 is a wasteful number, since it uses less digits than its factorization.

12230323231210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74065175 (or 74065168 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12230323231210 its reverse (1213232303221), we get a palindrome (13443555534431).

The spelling of 12230323231210 in words is "twelve trillion, two hundred thirty billion, three hundred twenty-three million, two hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 337 490 674 1685 2359 3370 4718 11795 16513 23590 33026 82565 165130 74064817 148129634 370324085 518453719 740648170 1036907438 2592268595 3629176033 5184537190 7258352066 18145880165 24959843329 36291760330 49919686658 124799216645 174718903303 249598433290 349437806606 873594516515 1223032323121 1747189033030 2446064646242 6115161615605 12230323231210