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2252213022220 = 225716979479809
BaseRepresentation
bin100000110001100010010…
…110110110111000001100
321222022100121010212212021
4200301202112312320030
5243400013013202340
64442352525215524
7321500636551450
oct40614226667014
97868317125767
102252213022220
11799181599417
123045b17015a4
131344c8c63c65
147b01716c660
153d8ba236e4a
hex20c625b6e0c

2252213022220 has 48 divisors (see below), whose sum is σ = 5408497039680. Its totient is φ = 771732209664.

The previous prime is 2252213022217. The next prime is 2252213022223. The reversal of 2252213022220 is 222203122522.

It is an interprime number because it is at equal distance from previous prime (2252213022217) and next prime (2252213022223).

It is not an unprimeable number, because it can be changed into a prime (2252213022223) 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, 4502325 + ... + 4977484.

It is an arithmetic number, because the mean of its divisors is an integer number (112677021660).

Almost surely, 22252213022220 is an apocalyptic number.

2252213022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252213022220 is an abundant number, since it is smaller than the sum of its proper divisors (3156284017460).

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

2252213022220 is a wasteful number, since it uses less digits than its factorization.

2252213022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9481522 (or 9481520 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 2252213022220 its reverse (222203122522), we get a palindrome (2474416144742).

The spelling of 2252213022220 in words is "two trillion, two hundred fifty-two billion, two hundred thirteen million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1697 3394 6788 8485 11879 16970 23758 33940 47516 59395 118790 237580 9479809 18959618 37919236 47399045 66358663 94798090 132717326 189596180 265434652 331793315 663586630 1327173260 16087235873 32174471746 64348943492 80436179365 112610651111 160872358730 225221302222 321744717460 450442604444 563053255555 1126106511110 2252213022220