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12332134220 = 2257175181569
BaseRepresentation
bin10110111110000110…
…10110111101001100
31011211110002022211212
423133003112331030
5200224011243340
65355412233552
7614413261040
oct133703267514
934743068755
1012332134220
115259193a6a
12248200b8b8
131216c03b53
1484db98020
154c29caa65
hex2df0d6f4c

12332134220 has 48 divisors (see below), whose sum is σ = 31338135360. Its totient is φ = 3979444224.

The previous prime is 12332134219. The next prime is 12332134223. The reversal of 12332134220 is 2243123321.

It is not an unprimeable number, because it can be changed into a prime (12332134223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2588405 + ... + 2593164.

It is an arithmetic number, because the mean of its divisors is an integer number (652877820).

Almost surely, 212332134220 is an apocalyptic number.

12332134220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12332134220 is an abundant number, since it is smaller than the sum of its proper divisors (19006001140).

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

12332134220 is a wasteful number, since it uses less digits than its factorization.

12332134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5181602 (or 5181600 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12332134220 its reverse (2243123321), we get a palindrome (14575257541).

The spelling of 12332134220 in words is "twelve billion, three hundred thirty-two million, one hundred thirty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 68 70 85 119 140 170 238 340 476 595 1190 2380 5181569 10363138 20726276 25907845 36270983 51815690 72541966 88086673 103631380 145083932 176173346 181354915 352346692 362709830 440433365 616606711 725419660 880866730 1233213422 1761733460 2466426844 3083033555 6166067110 12332134220