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12210341230 = 259109134047
BaseRepresentation
bin10110101111100101…
…10000010101101110
31011111221220121021101
423113302300111232
5200001321404410
65335341553314
7611404121323
oct132762602556
934457817241
1012210341230
1151a64680aa
12244927583a
1311c78ccaa9
1483b932b4a
154b6e6dd3a
hex2d7cb056e

12210341230 has 16 divisors (see below), whose sum is σ = 21981191040. Its totient is φ = 4883563872.

The previous prime is 12210341201. The next prime is 12210341243. The reversal of 12210341230 is 3214301221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12210341198 and 12210341207.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24067 + ... + 158113.

It is an arithmetic number, because the mean of its divisors is an integer number (1373824440).

Almost surely, 212210341230 is an apocalyptic number.

12210341230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210341230 is a deficient number, since it is larger than the sum of its proper divisors (9770849810).

12210341230 is a wasteful number, since it uses less digits than its factorization.

12210341230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143163.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12210341230 its reverse (3214301221), we get a palindrome (15424642451).

The spelling of 12210341230 in words is "twelve billion, two hundred ten million, three hundred forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 9109 18218 45545 91090 134047 268094 670235 1340470 1221034123 2442068246 6105170615 12210341230