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12332013220 = 22547107122609
BaseRepresentation
bin10110111110000101…
…11001011010100100
31011211102212011212101
423133002321122210
5200223443410340
65355405501444
7614412245212
oct133702713244
934742764771
1012332013220
11525911106a
122481b71884
131216b90a57
1484db65cb2
154c29a4c9a
hex2df0b96a4

12332013220 has 48 divisors (see below), whose sum is σ = 26695630080. Its totient is φ = 4782692864.

The previous prime is 12332013209. The next prime is 12332013223. The reversal of 12332013220 is 2231023321.

It is not an unprimeable number, because it can be changed into a prime (12332013223) 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, 39276 + ... + 161884.

It is an arithmetic number, because the mean of its divisors is an integer number (556158960).

Almost surely, 212332013220 is an apocalyptic number.

12332013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12332013220 is an abundant number, since it is smaller than the sum of its proper divisors (14363616860).

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

12332013220 is a wasteful number, since it uses less digits than its factorization.

12332013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122772 (or 122770 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12332013220 its reverse (2231023321), we get a palindrome (14563036541).

The spelling of 12332013220 in words is "twelve billion, three hundred thirty-two million, thirteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 47 94 107 188 214 235 428 470 535 940 1070 2140 5029 10058 20116 25145 50290 100580 122609 245218 490436 613045 1226090 2452180 5762623 11525246 13119163 23050492 26238326 28813115 52476652 57626230 65595815 115252460 131191630 262383260 616600661 1233201322 2466402644 3083003305 6166006610 12332013220