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130230213212 = 221119167932801
BaseRepresentation
bin111100101001001010…
…0110101101001011100
3110110010222010021210002
41321102110311221130
54113202413310322
6135454341233432
712260140355621
oct1712224655134
9413128107702
10130230213212
1150259618790
12212a5a02878
13c3857a9b78
146435cb4348
1535c3189c92
hex1e52535a5c

130230213212 has 48 divisors (see below), whose sum is σ = 263274036480. Its totient is φ = 55744128000.

The previous prime is 130230213143. The next prime is 130230213229. The reversal of 130230213212 is 212312032031.

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 15 ways as a sum of consecutive naturals, for example, 326789 + ... + 606012.

It is an arithmetic number, because the mean of its divisors is an integer number (5484875760).

Almost surely, 2130230213212 is an apocalyptic number.

It is an amenable number.

130230213212 is an abundant number, since it is smaller than the sum of its proper divisors (133043823268).

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

130230213212 is a wasteful number, since it uses less digits than its factorization.

130230213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933002 (or 933000 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 130230213212 its reverse (212312032031), we get a palindrome (342542245243).

The spelling of 130230213212 in words is "one hundred thirty billion, two hundred thirty million, two hundred thirteen thousand, two hundred twelve".

Divisors: 1 2 4 11 19 22 38 44 76 167 209 334 418 668 836 1837 3173 3674 6346 7348 12692 34903 69806 139612 932801 1865602 3731204 10260811 17723219 20521622 35446438 41043244 70892876 155777767 194955409 311555534 389910818 623111068 779821636 1713555437 2959777573 3427110874 5919555146 6854221748 11839110292 32557553303 65115106606 130230213212