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12213130021230 = 235419929374001
BaseRepresentation
bin1011000110111001011101…
…0001101100100101101110
31121020120020000210222100110
42301232113101230211232
53100044442241134410
641550345014040450
72400240514213545
oct261562721544556
947216200728313
1012213130021230
113989617557316
121452ba0649126
136a7902005a98
143031937d315c
15162a58e2b720
hexb1b9746c96e

12213130021230 has 32 divisors (see below), whose sum is σ = 30026426982048. Its totient is φ = 3177399680000.

The previous prime is 12213130021171. The next prime is 12213130021259. The reversal of 12213130021230 is 3212003131221.

It is a junction number, because it is equal to n+sod(n) for n = 12213130021197 and 12213130021206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4964685771 + ... + 4964688230.

It is an arithmetic number, because the mean of its divisors is an integer number (938325843189).

Almost surely, 212213130021230 is an apocalyptic number.

12213130021230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12213130021230 is an abundant number, since it is smaller than the sum of its proper divisors (17813296960818).

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

12213130021230 is a wasteful number, since it uses less digits than its factorization.

12213130021230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929374052.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12213130021230 its reverse (3212003131221), we get a palindrome (15425133152451).

The spelling of 12213130021230 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty million, twenty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 9929374001 19858748002 29788122003 49646870005 59576244006 99293740010 148940610015 297881220030 407104334041 814208668082 1221313002123 2035521670205 2442626004246 4071043340410 6106565010615 12213130021230