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12210131233210 = 258314431468547
BaseRepresentation
bin1011000110101110010010…
…0010001110100110111010
31121020021111001001202112111
42301223210202032212322
53100022322043430320
641545131251402534
72400103302016411
oct261534442164672
947207431052474
1012210131233210
113988318844509
1214524a42b344a
136a75449570c1
14302d8b424478
15162930a26a5a
hexb1ae488e9ba

12210131233210 has 16 divisors (see below), whose sum is σ = 21978277619616. Its totient is φ = 4884043293328.

The previous prime is 12210131233199. The next prime is 12210131233243. The reversal of 12210131233210 is 1233213101221.

12210131233210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7580157 + ... + 9048703.

It is an arithmetic number, because the mean of its divisors is an integer number (1373642351226).

Almost surely, 212210131233210 is an apocalyptic number.

12210131233210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210131233210 is a deficient number, since it is larger than the sum of its proper divisors (9768146386406).

12210131233210 is a wasteful number, since it uses less digits than its factorization.

12210131233210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299997.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12210131233210 its reverse (1233213101221), we get a palindrome (13443344334431).

The spelling of 12210131233210 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, two hundred thirty-three thousand, two hundred ten".

Divisors: 1 2 5 10 831443 1468547 1662886 2937094 4157215 7342735 8314430 14685470 1221013123321 2442026246642 6105065616605 12210131233210