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4243223211020 = 2251031205781921
BaseRepresentation
bin111101101111110011110…
…011111110110000001100
3120000122111112002000012222
4331233303303332300030
51024010110120223040
613005150531314512
7615364012122443
oct75576363766014
916018445060188
104243223211020
1113965a4977a72
12586446a4ba38
1324a198ba4801
14109531ad9d5a
1575598d9bbb5
hex3dbf3cfec0c

4243223211020 has 24 divisors (see below), whose sum is σ = 8919411627168. Its totient is φ = 1695643020800.

The previous prime is 4243223210977. The next prime is 4243223211023. The reversal of 4243223211020 is 201123223424.

It is not an unprimeable number, because it can be changed into a prime (4243223211023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102870341 + ... + 102911580.

It is an arithmetic number, because the mean of its divisors is an integer number (371642151132).

Almost surely, 24243223211020 is an apocalyptic number.

It is an amenable number.

4243223211020 is an abundant number, since it is smaller than the sum of its proper divisors (4676188416148).

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

4243223211020 is a wasteful number, since it uses less digits than its factorization.

4243223211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205782961 (or 205782959 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4243223211020 its reverse (201123223424), we get a palindrome (4444346434444).

The spelling of 4243223211020 in words is "four trillion, two hundred forty-three billion, two hundred twenty-three million, two hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 1031 2062 4124 5155 10310 20620 205781921 411563842 823127684 1028909605 2057819210 4115638420 212161160551 424322321102 848644642204 1060805802755 2121611605510 4243223211020